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HYDRO-GEAR TRANSAXLE
WARNING
Do not attempt any servicing or adjustments
with the engine running.
Use extreme caution while inspecting the
drive belt assembly and all vehicle linkage!
Follow all safety procedures outlined in
the vehicle owner's manual.
Possible Cause
• Control linkage bent or out of adjustment.
• Drive belt slipping or pulley damaged.
4
• Vehicle tires improperly inflated
• Control linkage bent or out of adjustment
• Bypass assembly sticking
• Oil level low or contaminated oil
• Excessive loading
• Loose parts
• Bypass assembly sticking
• Air trapped in hydraulic system
• Engine speed low
• Control linkage bent or out of adjustment
• Drive belt slipping or pulley damaged
• Oil level low or contaminated oil
• Excessive loading
• Bypass assembly sticking
• Air trapped in hydraulic system
• Debris buildup around transaxle
• Cooling fan damaged
• Oil level low or contaminated oil
• Excessive loading
• Air trapped in hydraulic system
• Damaged seals, housing, or gaskets
• Air trapped in hydraulic system
4 - 16
310-220 EZT™ Troubleshooting Checklist
UNIT OPERATES IN ONE DIRECTION ONLY
VEHICLE DOES NOT DRIVE/TRACK STRAIGHT
UNIT IS NOISY
UNIT HAS NO/LOW POWER
UNIT IS OPERATING HOT
TRANSAXLE LEAKS OIL
In many cases, problems with the 310-2200 are not
related to a defective transaxle, but are caused by
slipping drive belts, partially engaged bypass valves,
and loose or damaged control linkages. The table
below provides a troubleshooting checklist to help
determine the cause of operational problems.
Corrective Action
• Repair or replace linkage.
• Repair or replace drive belt or pulley.
• Refer to vehicle manufacturer suggested pressure
• Repair or replace linkage
• Repair or replace bypass
• Fill to proper level or change oil
• Reduce vehicle loading
• Repair or replace loose parts
• Repair or replace linkage
• Purge hydraulic system
• Adjust to correct setting
• Repair or replace linkage
• Repair or replace drive belt or pulley
• Fill to proper level or change oil
• Reduce vehicle loading
• Repair or replace linkage
• Purge hydraulic system
• Clean off debris
• Repair or replace cooling fan
• Fill to proper level or change oil
• Reduce vehicle loading
• Purge hydraulic system
• Replace damaged component
• Purge hydraulic system
TimeCutter Z Service Manual
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