Arctic Cat 2015 ZR 5000 Service Manual page 102

 NOTE: Apply heat to the housing to aid in removing
the seals.
CAUTION
Do not apply excessive heat to the housing or the
bushing next to the bearing may be damaged.
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.
CAUTION
Do not apply excessive heat to the housing or the
bushing next to the bearing may be damaged.
5. Clean the inner and outer housings with parts-clean-
ing solvent; then dry with compressed air.
! WARNING
Always wear safety glasses when drying components
with compressed air.
 NOTE: For assembly, use Water Pump Bearing and
Seal Tool Kit.
6. Using the appropriate-sized installation tool, install
the bearing (F) into the inner housing.
7. Using the appropriate-sized installation tool, install
the oil seal (E) with the spring side facing the bear-
ing.
8. 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.
9. Install the ceramic seal (C) onto the impeller shaft
with the ceramic face of the seal facing away from
the impeller.
10. 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.
 NOTE: Apply a light coat of grease on the O-ring to
aid in keeping it properly positioned.
11. Secure the housings with the two Phillips-head
screws (A); then tighten the screws with an impact
driver.
CAUTION
Care should be taken not to over-tighten the screws with
the impact driver or damage to the housings may occur.
INSTALLING (5000/9000)
1. With a new O-ring (A) in place on the inner housing
and the water pump shaft (B) properly aligned with
the oil-feed pump shaft, install the water pump.
100
2. With the water pump properly positioned, secure the
pump with two cap screws and tighten to 84 in.-lb.
3. Install the water inlet hose and secure with the
clamp; then install the separator tank breather hose
and the remaining coolant hoses. Secure with the
clamps.
4. Fill the cooling system (see Liquid Cooling System
in this section).
REMOVING (7000)
1. Drain the engine coolant.
2. Remove the drive clutch, drive belt, driven clutch
and the clutch guard.
3. Remove the cap screws and nuts securing the left-
side chassis support; then carefully tip the support up
to gain clearance to the water pump.
4. Disconnect all hoses from the water pump; then
remove the allen-head screws securing the water
pump assembly to the crankcase; then remove the
assembly. Account for two dowel pins and two gas-
kets.
ZJ123A
YM-054
SNO-278