SECTION 7
Disassembly and Repair
1. Introduction
....................... ...................
7-1
2. Repair of applicator (mechanical)
........................ .7-l
Preparation for repairs on hydraulic system
................
7-l
Pump replacement
....................
...............
7-l
Pump rebuild
........................................
7-4
Disassembly
......................................
7-4
Reassembly
..................................... .7-7
Actuator assembly replacement
........................ .7-11
Bumper assembly replacement
.........................
.7-l 2
Actuator valve assembly cleaning or replacement
...........
7-13
Magnet assembly cleaning or replacement
................ .7-l 6
Shifter fork replacement
...............................
7-17
O-ring replacement (hose connector and o-ring plugs)
....... .7-18
Tank pressure relief valve replacement
................... .7-l 8
Pump solenoid valve replacement
....................... .7-l 9
Manifold replacement
.....................
..............
7-19
Drain valve o-ring replacement
......................... .7-20
3. Repair of applicator (electrical)
.................
..........
7-21
Circuit board replacement
.............................
7-21
Tank triac replacement
......................
..........
7-22
Circuit breaker replacement
............................
7-23
Tank RTD replacement
.............................. .:7-24
Tank thermostat replacement
...........................
7-25
List of lllustra tions
Figure 7.1
i Removing the Pump Enclosure.
.................
7-l
Figure 7.2 -
Pump Air Regulator at “0 “.
.................... ..7- 2
Figure 7.3 -
Disconnecting the Solenoid from the Actuator Assembly
....................................................
7-2
Figure 7.4 -
Pump Assembly Securing Screws.
...............
7-2
Figure 7.5 -
Pump Rotation Details
..........................
7-3
Figure 7.6 -
Proper Pump and Crossover Tube Installation.
..... .7-3
0 No&on Corporation 1994
All Rights Reserved
P/N 106 70lA
41-23OOSP - Issued 1194
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