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OBSOLETE

21-37

Issued 7/96

4

Maintenance

2137003A

1. Relieve the air and fluid pressure.  Turn the

electrostatic unit off.

2. Trigger the WM-1 spray gun into a grounded

metal container to drain the fluid tube.

2137005A

3. Point the WM-1 spray gun downward and

remove the retaining ring, air cap, and fluid
tip.

2137006A

4. Adjust the solvent supply to the lowest

possible pressure.

2137005A

5. Flush the WM-1 spray gun into a grounded

metal container until clean.

6. Turn off the solvent supply and relieve

pressure.

2137008A

2137004A

Summary of Contents for WM-1

Page 1: ...may result in serious burns WARNING Ignition hazard Do not use this handgun to spray coating materials having a fire point below 60 _C 140 _F Failure to observe this warning may result in serious inj...

Page 2: ...001B 1 2 5 3 4 6 7 8 10 9 11 12 13 15 14 16 17 18 19 20 Fig 1 WM 1 spray gun installation 1 Retaining ring 2 Cap 3 Nozzle 4 Valve seat 5 Extension 6 Captive screw 7 Thumb wheel air adjustment 8 Rear s...

Page 3: ...coating material 4 Fully trigger the WM 1 spray gun into a graduated container Use a stop watch to establish the time needed to collect the desired amount of fluid 5 Repeat steps 3 and 4 until the des...

Page 4: ...rounded metal container to drain the fluid tube 2137005A 3 Point the WM 1 spray gun downward and remove the retaining ring air cap and fluid tip 2137006A 4 Adjust the solvent supply to the lowest poss...

Page 5: ...e outer surfaces 2137011A 9 Clean the retaining ring air cap and fluid tip with a soft brush then dry 2137012A 10 Trigger the WM 1 spray gun Insert the fluid tip into the gun Place the air cap on the...

Page 6: ...t 15 Trigger Controls coating material flow from the WM 1 spray gun NOTE Always draw the trigger fully during WM 1 spray gun operation Installation Standard Nozzle Installation 1 Trigger the WM 1 spra...

Page 7: ...Nordson are listed here Table 2 Service Kits and Accessories Part Service Kits and Accessories 176 538 Packing cartridge assembly service kit 176 542 Air valve service kit 176 541 Fluid needle service...

Page 8: ...e Rotate air cap and trigger spray gun if problem exists clean air cap if problem does not exist clean fluid tip or replace air cap change coating material mixture if necessary Heavy center Increase a...

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