TRANSAXLE
BX1870,BX2370,BX2670,LA203A,LA243A,RCK48(P),RCK54(P),RCK60B,RCK60D,RCK54D, WSM
2-S1
1. TROUBLESHOOTING
HYDROSTATIC TRANSMISSION
Symptom Probable Cause Solution
Reference
Page
System Will Not
Operate in Either
Direction
Oil level is low Check oil level or fill
oil to proper level
G-32
Speed control pedal linkage damaged Repair linkage 2-S22
Charge pressure is too low Solution order
1. Replace oil filter
cartridge
G-22
2. Check charge
pressure
2-S12
3. Inspect or flush
charge relief valve
2-S40
Check and high pressure relief valve does not
move smoothly
Inspect or replace
check and high
pressure relief valve
2-S40
Component parts damaged Replace hydrostatic
transmission
assembly
2-S23
Vibration and Noise Oil level is low Check oil level or fill
oil to proper level
G-32
Speed control pedal linkage damaged Repair linkage 2-S22
Charge pressure is too low Solution order
1. Replace oil filter
cartridge
G-22
2. Check charge
pressure
2-S12
3. Inspect or flush
charge relief valve
2-S40
Check and high pressure relief valve does not
move smoothly
Inspect or replace
check and high
pressure relief valve
2-S40
Component parts damaged Replace hydrostatic
transmission
assembly
2-S23
Loss of Power Oil level is low Check oil level or fill
oil to proper level
G-32
Speed control pedal linkage damaged Repair linkage 2-S22
Charge pressure is too low 1. Replace oil filter
cartridge
G-22
2. Check charge
pressure
2-S12
3. Inspect or flush
charge relief valve
2-S40
Check and high pressure relief valve does not
move smoothly
Inspect or replace
check and high
pressure relief valve
2-S40
Component parts damaged Replace hydrostatic
transmission
assembly
2-S23
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