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Knowledgebase is a categorized collection of answers to frequently asked questions (FAQ) and articles. You can read articles in this category or select a subcategory that you are interested in.  

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Fluid & Oil Types
Engine - 15-40wt Diesel engine oil Transmission/Hydraulic reservoir - sold under many names like -JD303, HyTrans, J10A, J14A, J20A,B,C,D, J27A or a host of other #'s. They will all say "Unive...
Battery size
Q- What size battery do I need to get? A- We get this question a lot. The absolute best way to get a replacement battery is to just take in your old battery and match it up. Most places require yo...
Tiller Tine Bolt Size
Q- How do I determine my tiller bolt size? http://www.hoyetractor.com/Merchant2/merchant.mvc?Screen=PROD&Product_Code=tines 10MM = .39 INCHES 12MM = .47 INCHES One easy way to check th...
Zen- Noh Yanmar?
Zennoh is sort of like a leasing company. They put their decals on the tractor and lease them to the farmers. They are typically Kubota or Yanmar tractors. If the model starts with YM it is a Yanmar. ...
How Hot Should My Tractor Run?
Your tractor should run at 150 to 180 degrees. The light normally comes on at 220 degrees F. overheating over heating
Head gaskets Require Sealant?
Yanmar head gaskets do not require any sealant. NEVER use silicone on a head gasket. You MAY use a coppercoat if you want but it is not required. Be sure both the head and the top of the block are com...
What Should My Compression In PSI Be?
Around 550 TO 640psi is typically what they would have left the factory with. A tractor will become hard to start at around 400. you can test it with this --> http://www.hoyetractor.com/Merchan...
Ran Out Of Fuel And Won't Start
We have a good article about that here--> http://www.hoyetractor.com/bleed.htm
How Do I Test My Alternator
MANY MODELS, LIKE THE 1500, HAVE A GENERATOR (OR DYNAMO) INSTEAD OF AN ALTERNATOR. DYNAMO LOOK LIKE THIS - http://www.hoyetractor.com/mm5/merchant.mvc?Screen=PROD&Store_Code=HTE&Product_Co...
Order Status
Did you know that you can check the status of your order at http://www.hoyetractor.com/orderstatus.htm
Damaged Shipment
If you receive a damaged shipment please let your UPS driver know it was damaged and call us (940)592-0181 or use our support ticket system at www.hoyetractor.com/contact. We will take it from there.
Injection Pump Won't Pump Fuel
My Injection Pump Won't Pump Fuel ***** NOTE This article assumes that you have a good supply of fuel going INTO your pump. If not read http://www.hoyetractor.com/bleed.htm ****** It is very com...
Three Point Hitch Problems
Having problems with your three point hitch. read here -- http://www.hoyetractor.com/brokenlift.htm 3pt hitch
Steering Shaft Fix
Have trouble with your steering shaft or steering gear box. read the article below -- http://www.hoyetractor.com/steering.htm
Yanmar Tractor Overheating
Is your tractor running hot or overheating? Readthe article below http://www.hoyetractor.com/overheating.htm
4wd Knuckle Seal Replacement
read here http://www.hoyetractor.com/Yanmar_knuckle_seal.htm
Clutch Peddle Is Stuck
If your clutch won't disengage you should read the artcle below -- http://www.hoyetractor.com/clutchstuck.htm
What size mower or box blade should I use
Read the article below -- http://www.hoyetractor.com/mowersize.htm
My Brake Is Stuck
Read the article below if you are replacing brake shoes or your brakes are stuck or your peddle is sticking. http://www.hoyetractor.com/brakes.htm
how do I replace my clutch?
Find instructions for replacing clutch pressure plate and release bearing here -- http://www.hoyetractor.com/clutch.htm
Winter storage tips
read here -- http://www.hoyetractor.com/winterstorage.htm
how do I shut off the battery water level light?
read this -- http://www.hoyetractor.com/batterywater.htm
How do I install a front loader
read here -- http://www.hoyetractor.com/loaderinstall.htm also helps with remote hydraulics
How do I install the three point hitch kit?
read this --> http://www.hoyetractor.com/tphkit.htm 3pt hitch
How do I add a log splitter or remote hydraulics?
read this -- http://www.hoyetractor.com/remote.htm
How much is my tractor worth?
Buying or selling? Read this -- http://www.hoyetractor.com/cost.htm
What is a "live pto"
read this -- http://www.hoyetractor.com/pto.htm
What is a powershift transmission?
read this -- http://www.hoyetractor.com/powershift.htm
What size tractor should I get?
read this -- http://www.hoyetractor.com/size.htm for horsepower recommendations.
A list of tractor horsepower, weight, and dimensions
click here -- http://www.hoyetractor.com/specs.htm
Who makes Yanmar?
read this http://www.hoyetractor.com/whomakes.htm
What is a gray market or black market Yanmar?
Read about grey market tractors here -- http://www.hoyetractor.com/whomakes.htm
How does diesel compare to gasoline?
read here -- http://www.hoyetractor.com/gasvsdiesel.htm
What do I need to look for BEFORE I buy a Yanmar?
read this -- http://www.hoyetractor.com/lookfor.htm & get this -- http://www.hoyetractor.com/mm5/merchant.mvc?Screen=PROD&Product_Code=book-e
What is a CAT1 or Category 1 three point hitch?
read this -- http://www.hoyetractor.com/tphguide.htm
How do I change my oil filter?
read this -- http://www.hoyetractor.com/oilfilter.htm
How do I change my fuel filter
read -- http://www.hoyetractor.com/fuelfilter.htm and http://www.hoyetractor.com/bleed.htm
Wher can I find my tractor serial number?
most models do not require a serial number when ordering parts. You can find your number here -- http://www.hoyetractor.com/serial.htm
Can you email me a price quote on a part?
Sure! Did you know you can also look most common parts up on our website here- http://www.hoyetractor.com/Merchant2/merchant.mvc?Screen=SFNT Some models even have the ENTIRE parts manual online ...
Solid state regulator to replace mechanical one
If replacing the obsolete mechanical regulator with a new solid state regulator on a YM1600, YM1900, YM2200, YM2700, or YM177 ** Looking at top of original regulator you will see terminals Left t...
Normal Operating Temperature
Your tractor should run at 150 to 180 degrees. The light normally comes on at 220 degrees F. also read -- http://www.hoyetractor.com/overheat.htm
Yanmar Hammer Sound Normal?
The Yanmar diesel engines, especially the 2 cylinder models are fairly rough running engines. They have even inherited the nickname "Yammer Hammer" because of the distinct knocking sound the...
Testing Injection Pump and Injectors
There is an easy do-it-yourself way to test your injectors & pump. 1- remove the injector from your engine. 2- hook the steel fuel line back up the the injector with the injector facing a...
My Alternator (Dynamo) Has 2 Wires- Which One Goes Where?
It does not matter which way you hook it up. It is AC voltage - like your house. There is no set + or -.
What does xxxx torque to?
We get a lot of "what does xxxx torque to?" questions. A lot of the fasteners do not list specific torques in the service manual. Here is a basic bolt (not stud) torque recommendation chart ...
Ring Location - EP-4160 / RS-300
THE PISTON RINGS WILL GO AS FOLLOWED:In the set there are two black rings that are identical, a silver ring, and a silver grooved oil ring. None of them have a top or bottom- they can be installe...
Engine Oil Pressure
At about 2200 rpm a normal Yanmar engine will have around 35-60 psi of oil pressure when at normal operating temperature. At idle the pressure will typically drop to around 17-20psi. The low oil press...
Tiller Tine Direction
There is an almost endless number of ways to arrange the tines on your tiller. You can set it up to make the final product flat, with rows, coarse, fine, or any combination of the above. The most comm...
Clutch Disc Direction
Shop Notes: The splined area sticks out further on one side of the disc than the other. The side that sticks out further goes to the back of the tractor. The flatter side goes to the flywheel. cd...
My Powershift Wont Go Into X Gear
There are really 2 common things that can cause this - 1- EASY Be sure that the linkages are not just wore or our of adjustment- especially if it wont go into the first or last gear on the selec...
How much air should I put in my tires ?
See the attached chart for recommended pressures for some common tire sizes. [psi, inflation, inflate, p.s.i]
VR-522 CONTINUITY CHECK
The service manual describes a test for the VR-522 regulator. In it there is a chart to test continuity between terminals. It needs to be tested using an ohm meter set at 20K or higher. it will not te...
Marks On Connecting Rod - Direction
The markings on the connecting rod & rod caps (if there are any) should both be on the same side and be closest to the camshaft side.
Markings On Piston Rings
If the piston rings have a marking on them - the marking will always go up. Not all rings have a marking.
Why does my steering box keep breaking?
The steering boxes on the Yanmar tractors are designed to last 30+ years without any problems. If you keep having problems with your gearbox then you have something else wrong. 1)- Do you have a loade...
AL-1235 Rewire For 1600, 1900, 2200, 2700
If you are replacing the alternator on your YM1600, 1900, 2200, or 2700 you will need to hook up the wires according to the attached diagram. The exact "old" style alternator is no longer available.
Adding Multiple Hydraulic Accessories
If you want to add a loader AND a backhoe, or remote hydraulics, or a log splitter you would hook it up like this. It does not matter which valve goes first as long as they are both open center valves...
Are Yanmar Parts Tax Exempt?
Compact tractor parts are not automatically tax exempt. If you live outside of Texas then there is no sales tax anyway so it does not matter. If you live in Texas and use your Yanmar for farm work the...
Why is my engine smoking?
SMOKE COLOR .. Basically there are 3 types of smoke emitted from a diesel engine .. black, blue and white. Basically, smoke from a diesel engine indicates that something is not right. Smoke shoul...
"Banjo" or Screw In Style Injection Pump
See image below to see the difference.
Connecting Rod Orientation
The connecting rods always go in the engine with the stamp facing the camshaft. Also be sure that the marking on the cap is on the same side as the marking on the rod.
WPC-1700 INSTRUCTIONS
WATER PUMP CONVERSION YM1700 INSTRUCTIONS (HPWC-1700)
International Shipping Cost
For estimated shipping costs please click the link below: http://www.hoyetractor.com/INTL . Canada, Australia, Europe, England, more....
Tractor Stalls or Dies
read this -- http://www.hoyetractor.com/tractor-dies.html
My Hydraulic Pump Cracked or Broke!
There are really only 2 things that cause a pump housing to crack. 1)- a defective pump casting. We have only seen this one time but a defective casting is very easy to see. The walls were much th...
Test Injectors
1)- Remove injectors from the head using this- http://www.hoyetractor.com/mm5/merchant.mvc?Screen=PROD&Store_Code=HTE&Product_Code=IP-4450 2)- hook the steel fuel lines back up to them ...
Turf Kit Wheels Rub
If your turf wheels rub on the steering arm bolts please read the attached notice. ttk-1500 ttk-2000
Hydraulic pump CC to GPM
Hyd Pump GPM 5cc = 3.5GPM 7cc = 4.8GPM 9cc = 8.25GPM
Oil leaking from crancase vent tube
Q- My tractor is leaking some oil from the crankcase Vent tube.Is that a big problem or is it easy to solve?A- It is normal to leak a little oil out of that tube- even on a new engine. That is just th...
How To Test Fuel Injectors
Q)- How do you test fuel injectors?A)- The best way to check fuel injectors is- Remove the injectors from the head- Hook the fuel line back up to the injectors but with the injectors pointed out ...
OFFSET LIFT ARMS
Q)- What is the off set on the HLA-2775 (LA-2775) and what is the distance between the holes? A)- Please see attached picture
Head Gasket Orientation
Q- Can the head gasket be installed upside down. A- Most models have a head gasket that is not symmetrical. There is almost always a hole or two on one side that is not on the other. Line those extra...
 


» Top Knowledgebase articles: Views
 
» Latest Knowledgebase articles: Date added
 Head Gasket Orientation 2012-01-31 11:58:54
 OFFSET LIFT ARMS 2011-12-19 09:00:54
 How To Test Fuel Injectors 2011-11-14 08:46:08
 Oil leaking from crancase vent tube 2011-11-08 08:40:57
 Hydraulic pump CC to GPM 2011-09-15 16:24:56
 Turf Kit Wheels Rub 2011-06-14 09:37:24