Section 04 ENGINE
Subsection 09 (ROTARY VALVE, COOLANT PUMP AND RESERVOIR)
04-09-5
1. Rotary valve side
2. Oil seal
3. Coolant seal
Make sure not to obstruct draining hole. Position
seals so that hole is between them.
1. Draining hole
NOTE:
The draining hole is used to detect seal
malfunction. If you notice oil or coolant at the exit
of the draining hole, this means that oil seal or
coolant seal leaks.
– Install large shim and pack space with Molykote
111 (P/N 413 7070 00).
– Install rubber washer then support plate with
its flange towards pump impeller. Use impeller
support plate pusher (P/N 529 0207 00) for
proper installation.
– Install small thrust washer then friction washer
positioning its grooves against pump impeller.
1. Large shim
2. Rubber washer
3. Support plate
4. Small thrust washer
5. Friction washer
6. Flange this side
7. Grooves this side
8. Pump impeller
1. Support plate
NOTE:
After seals installation, check if the water
pump end bearing is correctly positioned with
bearing pusher (P/N 420 8765 00).
-
CAUTION
Failure to position the seals as specified may
cause the seal spring to be corroded by cool-
ant. Severe damage may occur if these no-
tices are disregarded.
A16C0WA
1
2
3
420 8765 12
420 8770 50
A16C0RA
1
A16C0XA
1
2
3
4
5
6
7
8
A16C15A
529 0207 00
1
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