Graco 222839 Series A Heat Pump User Manual


 
21
Fig. 8
01060
10*
14*
U (See detail below.)
24
n4
n5
n6
3n
DETAIL OF THROAT PACKINGS
*8
9
10*
1
DETAIL OF
PISTON CHECK VALVE
11 (REF)
17 (REF)
16 (REF)
V (See detail at left.)
2
33
22
20
16
7
11
23
1 (REF)
12
15
13
18
25
27
*30
DETAIL OF
INTAKE CHECK VALVE
*26
*19
BB
AA
17
3
2
6
5
4
1
3
2
6
5
7
9
10
8
11
7
9
10
8
11
Torque to 35–41 NS m (26–30 ft-lb).
If removed, apply PTFE tape to threads.
Bleed hole must face toward bottom of
outlet housing (9).
Torque to 159–221 NSm (117–163 ft-lb).
Flat side must face up.
Apply thread lubricant and torque to
35-41 NSm (26-30 ft-lb).
Lips of V–packings must face down.
Remove only if damaged. Torque to
60–84 NSm (44–62 ft-lb).
Apply lubricant to female threads.
Apply lubricant to threads.
Large bevel must face down.
1
4
6
9
1
4
4
1
1
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