15
For 230 Volt Units:
ITEM NO PART NO DESCRIPTION QTY
46
761-725 Power Cord
1
48
770-593 On/Off Plate
1
49
765-083 Toggle Switch
1
50
765-072 Wire
3
51
700-720 230V Fuse 10 Amp
2
54
765-050 Motor Starter
1
313-098 Earth Symbol Label
1
60
765-087 Lock Nut
1
61
765-089 Fuse Block Assembly
1
(See pages 18,19 & 20 for additional and related diagrams.)
NEUTRAL
(BLUE)
FUSES
LINE
(BROWN)
GROUND
(YELLOW-GREEN)
POWER
SWITCH
PRESSURE
SWITCH
MOTOR
240V 50.0 A
SOLID STATE
RELAY
1
2
3
4
NC
Electrical Schematic for 230 Volt Motors
230V Service Instructions
54
51
50
49
48
46
60
61
Figure 3B
Figure 3A
WARNING: Before proceeding, follow the Pressure Relief
Procedure outlined on Page 5. Additionally, follow all
other warnings to reduce the risk of an injection injury,
injury from moving parts or electric shock. Always unplug
the sprayer before servicing!
On/Off Switch Replacement
1. Remove Cover Plate and screws (#56 & #55). See pg. 20.
2. Disconnect the four wires from the On/Off Switch (#49).
3. Remove the rubber boot and plate (#47 & #48) with a
wrench.
4. Remove the On/Off Switch (#49).
5. Install a new Switch and reattach plate and rubber boot.
Tighten securely.
6. Reconnect the four wires to the new On/Off Switch.
7. Reinstall Switch Cover Plate and screws, with warning
label facing out.
Power Supply Cord Replacement
1. Remove Cover Plate and screws (#55 & #56). See pg. 20.
2. Disconnect the Power Supply Cord (#46) from; a) the
Fuse Holders on #61, and, b) the green wire connected to
the grounding screw (#42). Refer to the Electrical
Schematic, Figure 3A.
3. Loosen the cord grip housing (#45) and remove the power
cord (#46).
4. Install the new cord in reverse order of disassembly.
5. Install the cover and screws with warning label facing out.
Replacement of Motor Starter
1. Remove Cover Plate and screws (#55 & #56). See pg. 20.
2. Disconnect wires, a) the red wires from the pressure
switch, b) the black wire from the motor and, c) the black
wire from the On/Off Switch.
3. Remove screws (#58) and washer and nuts (#52 #53).
4. Replace Motor Starter and re-secure with screws, washer
and nuts (#58, #53 and #52). Always use heat sink material
on the back of the Motor Starter when installing.
5. Reconnect wires according to Figure 3A.
6. Reinstall switch cover and screws, with warning label
facing out.