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On/Off Switch Replacement
24 309674M
UltraMax II, Ultimate MX II and ST Max II 490/495/595 models
ON/OFF Switch/Power Cord Board Kit
Removal
1. Relieve pressure, page 7.
2. Remove four screws (12) and control box cover (50).
Power Cord
3. Remove green ground screw (19) and disconnect
ground choke coil and black leads.
4. Slide black power cord strain relief (a) out of slot in
control box (48) to remove it.
On/Off Switch
5. Remove switchboard mounting screw (6)
6. Using a 5/8 in. deep socket wrench, remove
ON/OFF switch toggle boot (58).
7. Slide switch (30) through opening in control box
housing.
8. Disconnect black lead between control boards.
9. Remove switch board from box.
Installation
1. Reconnect black lead between control and switch
boards.
2. Slide ON/OFF switch (30) through opening in con-
trol box housing and position switch board.
3. Place toggle boot (58) over ON/OFF switch. Using a
5/8 in. deep socket wrench, tighten securely.
4. Install switchboard mounting screws (6).
5. Slide power cord strain relief (a) into opening in con-
trol box (48).
6. Reattach black and white power cord leads to con-
trol and switch boards.
7. Reattach ground choke coil to ground screw (19).
Replace and tighten green ground screw.
8. Install pressure control cover (50) with four screws
(12).
TIA
50
12
19
a
58
30
48
11
5
37
37a
49
6
127
47
15
3
38
20
6