Dungs DMV Series Petunjuk Instalasi - Halaman 2

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Procedure

1. Disconnect all power to prevent electrical shock and

equipment damage.

2. Close the upstream manual shut off valve.

3. Remove DIN electrical connector.

4. Remove blue paint from the countersunk screw on the

hydraulic brake unit (DMV-DLE series) or black adjustment

knob (DMV-D series). (Fig. 1)

5. Remove the pan head screw on the hydraulic brake unit

(DMV-DLE series) or black adjustment knob (DMV-D

series). (Fig. 1)

6. Lift off the hydraulic brake unit or black adjustment knob.

7. Remove washer.

8. Remove solenoid by pulling directly up. Note solenoid #

and voltage.

9. Verify the replacement coil has the same coil # and electri-

cal rating. Install replacement coil.

10. Replace washer.

11. Check the o-rings (clean if necessary) on the hydraulic

brake unit or black adjustment knob.

12. Remount the hydraulic brake unit or black adjustment

knob. During mounting, take care not to damage the

o-rings on the shaft of the hydraulic brake on DMV-

DLE models and the adjustment knob on DMV-D

models .

13. Install and secure screws to the hydraulic brake unit or

black adjustment knob. Take care not to overtighten

14. With the gas pressure applied and valve #1 energized or

15. If bubbles form, remove hydraulic brake unit or black

16. If no leak is detected, connect the DIN electrical connector.

17. Perform a complete function test: apply power to the valve,

18. If the valve does not operate properly, contact Karl Dungs,

Karl Dungs, Inc .

3890 Pheasant Ridge Drive NE

Suite 150

Blaine, MN 55449, U .S .A .

Phone 763 582-1700

Fax

763 582-1799

e-mail info@karldungsusa .com

Internet http://www .dungs .com/usa/

with both valve energized, perform an external leakage

test: Apply liquid leak detector around the gap between

the hydraulik brake unit or black adjustment knob, the

valve body and the solenoid.

adjustment knob. Check and clean o-rings. (If o-rings

are damaged contact Karl Dungs, Inc. for a replacement

hydraulic brake or black adjustment cap.) Inspect the

bore in the cylinder shaft. Make sure it does not contain

any debris or burrs. Make sure no dirt can come into the

valve system. Remount the hydraulic brake unit or black

adjustment knob. Perform leakage test again. If the valve

still leaks contact Karl Dungs, Inc.

make sure both valves open and close properly.

Inc. for technical help or replacement.

Karl Dungs GmbH & Co . KG

P .O . Box 12 29

D-73602 Schorndorf, Germany

Phone +49 (0)7181-804-0

Fax

e-mail info@dungs .com

Internet http://www .dungs .com

+49 (0)7181-804-166

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