Haier 3150 SB ユーザーズマニュアル

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310622L
23
4.
Grease the length of the diaphragm shaft (121), and 
slide it through the housing (101).
5.
Assemble the other diaphragm assembly to the 
shaft as explained in step 2.
6.
Non 3A approved diaphragms: Using a 5/8 in. 
wrench hold the wrench flats of one diaphragm 
assembly and torque the other diaphragm to 60-70 
ft-lb (81-94 N
m).
3A approved diaphragms: Grip both diaphragms 
securely around the outer edge and handtighten.
7.
Align the fluid covers (234) and the center housing. 
Secure the covers with the clamps (135) and hand 
tighten.
8.
Reassemble the ball check valves and manifolds as 
explained on page 19.
Bearing and Air Gasket Removal 
Tools Required
Torque wrench
10 mm socket wrench
Bearing puller
O-ring pick
Press, or block and mallet
Disassembly
1.
Relieve the pressure.
2.
Remove the manifolds and disassemble the ball 
check valves as explained on page 19.
3.
Remove the fluid covers and diaphragm assemblies 
as explained on page 21.
4.
Disassemble the air valve as explained on page 16.
5.
Using a 10 mm socket wrench, remove the screws 
(122) holding the air covers (120) to the center 
housing (101). 
6.
Remove the air cover gaskets (119). Always replace 
the gaskets with new ones.
7.
Use a bearing puller to remove the diaphragm shaft 
bearings (117), air valve bearings (112) or pilot pin 
bearings (113). Do not remove undamaged bear-
ings
Waterproof, sanitary lubricant may be applied to 
the clamp (135) and clamping surface of the cover 
(234) to ease assembly.
F
IG
. 20
135
234
TI8771a
Do not remove undamaged bearings. 
If you are removing only the diaphragm shaft 
bearing (117), skip step 4.
F
IG
. 21
TI4733a
119
120
122
101