Input Seal Repair; Cover To Housing Seal; During The Transaxle Warranty Period - Yale ERP15-20VT Service Manual

1300 YRM 1330

INPUT SEAL REPAIR

The input seal is located between the traction motor
and the transaxle. The seal covers the transaxle input
bearing and input pinion. The traction motor shaft slides
through the center of the seal into the input pinion. To
replace the input seal:
WARNING
Cleaning solvents can be flammable and toxic and
can cause skin irritation.
solvents, always follow the solvent manufacturer's
recommended safety procedures.
WARNING
The traction motor is heavy. Be sure that all lifting
devices are suitable and of adequate capacity to lift
the traction motor.
1. Remove transaxle from lift truck. Remove parking
brake and traction motor from transaxle. See sec-
tion Remove Transaxle From Frame.
CAUTION
The transaxle is heavy and can be difficult to stabi-
lize when positioned with the studs down. Securely
support the transaxle in a stable position during
these procedures.
2. Carefully position transaxle with drive tire mounting
studs down. Support transaxle with wooden blocks
to stabilize.
3. Use solvent to clean outside of transaxle before re-
moving seal.
NOTE: Removal is destructive to the seal.
4. Puncture seal with a flat screwdriver (carefully near
center of seal to avoid damaging bearing) and pry
around the edge under the seal to remove from
cover.
5. Clean around flange to remove any dirt or debris.
6. Install input seal using Yale input seal installation
tool (refer to section General, Special Tools).
NOTE: It is recommended to verify the torque on the
transaxle cover capscrews before reinstalling the trac-
tion motor. See section Cover to Housing Seal.
7. Lightly lubricate center of input seal with multipur-
pose grease to allow seal to seat properly on motor
When using cleaning
shaft. It is not necessary to lubricate traction motor
shaft. Install traction motor on transaxle.
8. Install brake on traction motor. Install transaxle on
lift truck. See section Install Transaxle to Frame.

COVER TO HOUSING SEAL

CAUTION
DO NOT remove the cover from the transaxle hous-
ing during the warranty period. Removing the cover
from the housing will void the transaxle warranty.
The transaxle warranty period may vary from truck
hours or other warranties. Contact Yale Company
Contact Management if you have questions about
warranty status.
The transaxle cover is mated to the housing using
an anaerobic sealant and secured in place with ten
socket-head capscrews. DO NOT remove the cover
from the housing during the transaxle warranty period.
THIS WILL VOID THE WARRANTY. Internal parts
of the transaxle are press fit and cannot be repaired
or properly preloaded without specialized equipment.
If a leak develops from between the cover and the
housing, different procedures are required depending
on whether your transaxle is within the warranty period
or beyond the warranty period. Refer to section During
the Transaxle Warranty Period or After the Transaxle
Warranty Period.

During the Transaxle Warranty Period

CAUTION
DO NOT remove the cover from the transaxle hous-
ing during the warranty period. Removing the cover
from the housing will void the transaxle warranty.
The transaxle warranty period may vary from truck
hours or other warranties. Contact Yale Company
Contact Management if you have questions about
warranty status.
CAUTION
The transaxle is heavy and can be difficult to stabi-
lize when positioned with the studs down. Securely
support the transaxle in a stable position during
these procedures.
1. Remove transaxle from lift truck. Remove parking
brake and traction motor from transaxle. See sec-
tion Remove Transaxle From Frame.
Maintenance and Repair
13