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Disassembly sequence
Assembly sequence
Follow the disassembly sequence in reverse.
• Check and adjust the air pressure governor after assembly. (See “GENERAL INSPECTION AND ADJUST-
MENT”.)
Repair kit: Air dryer kit A, B
Tightening torque (Unit: N·m {kgf·m})
Mark Parts to be tightened Tightening torque Remarks
Bolt (purge chamber, cover and body mounting) 17.7 to 27.5 {1.8 to 2.8} –
Bolt (case mounting)
2.0 to 3.9 {0.2 to 0.4} –
Screw (case cover mounting)
Cap nut (seat and plate mounting) 4.9 to 5.9 {0.5 to 0.6} –
Nut (adjusting screw retaining) 6.9 to 7.8 {0.7 to 0.8} –
Screw (clamp mounting) 1.0 to 1.5 {0.1 to 0.15} –
Screw (thermostat mounting) 0.5 to 1.0 {0.05 to 0.10} –
Heater 19.6 to 29.4 {2 to 3} –
Bolt (valve, piston and valve body mounting) 3.9 to 6.9 {0.4 to 0.7} –
Plug 14.7 to 24.5 {1.5 to 2.5} –
Silencer 29.4 to 39.2 {3.0 to 4.0} –
1 Purge chamber
2 O-ring
3 Check valve
4 Case cover
5 O-ring
6 Set spring
7 Filter plate
8 Filter
9 Desiccant
10 Filter
11 Filter plate
12 Case
13 Oil filter
14 O-ring
15 Cover
16 Gasket ring
17 Gasket ring
18 Plate
19 Seat
20 Retaining ring
21 Upper spring seat
22 Spring
23 Lower spring seat
24 Adjusting screw
25 Exhaust stem
26 Exhaust stem spring
27 O-ring
28 Piston
29 Valve
30 Valve spring
31 Retaining ring
32 O-ring
33 Check valve guide
34 Check valve spring
35 Check valve
36 Thermostat
37 Heater
38 Silencer
39 Retaining ring
40 Exhaust cover
41 Retaining ring
42 Silencer plate
43 Silencer
44 Silencer plate
45 O-ring
46 Silencer case
47 O-ring
48 Piston
49 Valve spring
50 Valve body
51 O-ring
52 Valve
53 Plug
54 Body
: Non-reusable parts
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