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G3503-[ ] POWER WAVE 450 WATER COOLER UPGRADE KIT
4
l. Attach Power Wave machine label from retrofit
kit to its case back.
m. Stamp or etch "B" as the suffix of Power
Wave’s code number located on its rating
plate. Include this suffix for all future parts
orders.
n. Install gas cylinder(s) onto tray.
5. Select a recommended coolant and fill cooler to
specified level (see Figure 1).
6. Attach desired water-cooled accessory (gun and
wire feeder or TIG torch) to cooler’s QDs.
7. Reconnect service input power to the Power Wave:
• Verify that the reconnect panel setting and
lead placement match the service voltage.
8. Prime the cooler:
a. Install the Set-up overlay.
b. Keep accessories’ hose lengths horizontal,
either coiled or straight, and no higher than 4
feet of the specified coolant level (Fig. 1).
c. Switch on the Power Wave machine.
d. Press the "WATER COOLER ENABLE" button
so that the "WATER COOLER ENABLED" light
is illuminated.
e. Press the "PRIME WATER COOLER" button
until the "WATER COOLER PRESSURE" light
is steadily illuminated.
9. Check coolant level. Add more if required.
REMOVING AND INSTALLING THE G3503-[ ]
COOLER
1. Preparation:
• Always switch off the Power Wave machine
power.
• Always disconnect the Power Wave machine
from service input power.
2. Remove cooler assembly G3503-[ ]:
a. remove gas cylinder(s) from tray.
b. remove cooler access panel.
c. Remove both fasteners from base that hold
cooler and mounting brackets (if equipped) in
place. Remove ground lead, if present.
Carefully pull cooler assembly rearward, until
cooler’s Molex connectors are visible.
d. disconnect cooler’s connectors from the P3 and
P4 harnesses. Continue pulling the cooler out
of the Power Wave.
3. If necessary, perform periodic maintenance or ser-
vice on the cooler.
4. Reinstall cooler by reversing tasks in step 2. Be
sure to reattach ground lead, if previously removed.
5. If necessary, fill cooler with selected coolant to
specified level (see Fig. 1).
6. Attach desired water-cooled accessory (gun and
wire feeder or TIG torch) to cooler’s QDs.
7. Reconnect service input power to the Power Wave:
• verify that the reconnect panel setting and lead
placement match the service voltage.
8. Prime the cooler:
a. Install the Set-up overlay.
b. Keep accessories’ hose lengths horizontal,
either coiled or straight, and no higher than 4
feet of the specified coolant level (Fig. 1).
c. Switch on the Power Wave machine.
d. Press the "WATER COOLER ENABLE" button
so that the "WATER COOLER ENABLED" light
is illuminated .
e. Press the "PRIME WATER COOLER" button
until the "WATER COOLER PRESSURE" light
is steadily illuminated.
9. Check coolant level. Add more if required.