3-10
3. Remove the separator tank breather hose to gain
access to the water pump; then remove the water
inlet hose from the water pump.
ZJ113A
4. Remove the two cap screws securing the water pump
to the engine; then remove the pump and account for
the O-ring.
ZJ114A
DISASSEMBLING
0742-104
1. Secure the water pump in a suitable support device;
then remove the two Phillips-head screws (A) secur-
ing the inner/outer pump housings.
2. Separate the inner/outer pump housings; then
remove the E-clip (B) from the impeller shaft,
remove the shaft from the inner housing, and remove
the ceramic seal (C) from the shaft.
3. With the inner housing secured in a suitable clamp-
ing device and using Blind-Hole Bearing Puller,
remove the mechanical seal (D); then remove the oil
seal (E).
NOTE: Apply heat to the housing to aid in removing
the seals.
4. Using the bearing puller, remove the bearing (F)
from the inner housing.
NOTE: Apply heat to the housing to aid in removing
the bearing.
5. Clean the inner and outer housings with parts-clean-
ing solvent; then dry with compressed air.
ASSEMBLING
0742-104
NOTE: For this procedure, use Water Pump Bearing
and Seal Tool Kit.
1. Using the appropriate-sized installation tool, install
the bearing (F) into the inner housing.
2. Using the appropriate-sized installation tool, install
the oil seal (E) with the spring side of the seal facing
the bearing.
3. Place the mechanical seal (D) into the inner housing;
then using the appropriate-sized installation tool,
drive the seal into the housing until the lip of the seal
is properly seated.
4. Install the ceramic seal (C) onto the impeller shaft
with the ceramic face of the seal facing away from
the impeller.
5. Install the impeller shaft into the inner housing and
secure with the E-clip (B); then with a new O-ring
properly positioned in the outer housing, place the
water pump halves together.
CAUTION
Care should be taken not to apply too much heat to
the housing or the bushing next to the bearing may be
damaged.
CAUTION
Care should be taken not to apply too much heat to
the housing or the bushing next to the bearing may be
damaged.
! WARNING
Always wear safety glasses when drying components
with compressed air.
Manual
Table of Contents
Summary of Contents for Sno Pro 120 2011
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