Removal And Installation Of Aftercooler Assembly - Komatsu PC88MR-10 Shop Manual

50 Disassembly and assembly
Engine and cooling system

Removal and installation of aftercooler assembly

Place the machine on a level ground and
lower the work equipment to the ground in a
stable posture.
Stop the engine, turn the battery disconnect
switch to OFF position, and remove the key.
(For details, see "Testing and adjusting",
"Handling battery disconnect switch".)
Set the lock lever in LOCK position.
Removal
(PC88MR-A9A0-520-K-00-A)
1. Remove engine hood assembly. For details, see
"Removal and installation of engine hood
assembly".
2. Remove the air cleaner assembly. For details,
see "Removal and installation of air cleaner
assembly".
3. Disconnect aftercooler upper hose (1). [*1]
4. Remove partition plate (1a).
5. Remove mounting bolts (2) (2 pieces). [*2}
6. Remove wing screws (3) (2 pieces), and remove
nets (4) (3 pieces). (Net (4) is an option.) [*3]
7. Remove mounting bolts (5) (2 pieces), and
remove net rail (6).
50-46
(PC88MR-A9A0-924-K-00-A)
8. Remove mounting bolts (7) (3 pieces), and
remove cover (8).
9. Remove mounting bolts (9) (2 pieces), and
disconnect aftercooler lower tube (10).
10.Remove mounting bolts (11) (4 pieces), and
remove cover (12).
11.Remove aftercooler assembly (13). [*4]
PC88MR-10