Ingersoll-Rand PM05P-X-X-A02 Heat Pump User Manual


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PAGE 7 OF 8PM05P-X-X-A02
PARTS LIST / PM05P-X AIR MOTOR SECTION
PILOT VALVE
MAJOR VALVE
(See note 1, page 6)
FIGURE 2
. TORQUE REQUIREMENTS ,
NOTE: DO NOT OVERTIGHTEN FASTENERS.
(134) Torque to 15 - 20 in. lbs (1.7 - 2.3 Nm), wait 10 minutes, then
re-torque to 15 -20 in. lbs (1.7 - 2.3 Nm).
136
129130
102103101131
132141140
111
135
137
139
138
118
142
142 122
104143
119
119
119
119
120
120
120
133
. 134
201 (OPTION)
(OPTION) 129
AIR MOTOR SECTION SERVICE
Service is divided into two parts - 1. Pilot Valve, 2. Major Valve.
S Air Motor Section Service is continued from Fluid Section repair.
PILOT VALVE DISASSEMBLY
1. Remove (122 and 104) snap rings.
2. Remove (143) plates.
3. Remove (103) sleeve and (102) “O” rings.
4. Remove (118) piston, (142) washers, (119) “O” rings and (120)
spacers from (101) center body.
PILOT VALVE REASSEMBLY
1. Assemble(119)“O”rings, (120)spacersand(142)washerson(118)
piston.
2. Insertthe stackinto the(101) body.Sleeve (103)may beusedto as-
sist pressing stack into body.
3. Install (103) sleeve and (102) “O” rings into (101) body.
4. Install (143) plates and (122 and 104) snap rings.
MAJOR VALVE DISASSEMBLY
1. Remove (129) muffler and (130) gasket.
2. Pull (135) valve block assembly from (101) motor body.
3. Remove (134) bolts, (133) washers and (132) gasket from (135)
valve block.
4. Remove (141) valve plate and (140) valve insert.
5. Remove (136) plug and (111) spool.
MAJOR VALVE REASSEMBLY
1. Install new (139 and 138) “U” cups on (111) spool - LIPS MUST
FACE EACH OTHER.
2. Insert (111) spool into (135) valve block.
3. Install(137) “O” ringon(136) plug,insert pluginto (135)valve block.
4. Install(140) valveinsert and(141) valveplateinto (135)valve block.
Note: Assemble (140) valve insert with “dished” side toward (141)
valve plate. Assemble (141) valve plate with 2 identification dots to-
ward (132) gasket.
5. Replace (132) gasket and install valve block assembly on (101)
body.
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