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OBSOLETE

21-37 Issued 7/96

6

Connections and Controls

Table 1 describes each input and control of the WM-1 spray gun.  Numbers in the Connections and Controls
column correspond to the numbers on 

Figure 1

.

Table 1  Connections and Controls

Connections and Controls

Functions

7. Thumb wheel (pattern/horn)

Varies the pattern/horn air flow of the spray gun

NOTE:  

Turning the thumb wheel downward increases the flatness of the spray

pattern on a standard nozzle or narrows the cone pattern on a conical nozzle.  Both
increase atomization.

13. Fitting

Attaches a grounding air hose to the WM-1 spray gun

14. Trigger lock

Prevents trigger movement

NOTE:  

Sliding the trigger stop all the way up prevents trigger movement.  Sliding the

trigger stop all the way down enables trigger movement.

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 spray gun.  Thread the fluid tip

into the extension (5).  Use the Nordson supplied
wrench to secure the fluid tip.

2. Place the air cap (19) on the fluid tip (18) and the

retaining ring (1) over the air cap.  Position the air
cap and hand-tighten the retaining ring onto the
extension (5).

Conical Nozzle Installation

1. Trigger the WM-1 spray gun.  Thread the valve

seat (4) into the extension (5).  Use an open-end
wrench to secure the valve seat.

2. Set the nozzle (3) on the valve seat.  Place the

cap (2) over the nozzle.  Hand-tighten the retaining
ring (1) onto the extension (5).

Hose Connections

Perform these steps if you ordered the WM-1 spray
gun with hoses, part 176 526:

1. Route and connect the fluid hose (10) to your

Iso-Flo HD unit.

2. Route and connect the grounding air hose (11) to

the air supply regulator.

Содержание WM-1

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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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