Danger, Leak testing - refillable cylinders, 20# lp cylinder installation – Coleman 9993 Series User Manual

Page 12: Fig. 40, Fig. 41, Fig. 42, How to check for leaks

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Fig. 40

4. Check that all grill burner knobs are in the off position (Fig. 40).

5. Remove the protective caps from the cylinder valve and coupling nut.

NOTE: The coupling nut connects to the large outside threads on the
valve outlet.

Fig. 41

No Smoking

6. Hold the hose in one hand and insert the nipple into the valve outlet.

Be sure the nipple is centered in the valve outlet. Hand-tighten the
coupling nut, taking care not to cross-thread the connection (Fig.41).

7. Turn the coupling nut clockwise, tighten to a full stop. If you cannot

complete the final connection, disconnect the coupling nut and repeat
steps 6 and 7. If you are still unable to complete the connection, DO
NOT use this hose and valve!

8. Check that the hose has no kinks or sharp bends and clears areas that

will become hot during use. Never put strain on the hose where it joins
a fitting.

9. BEFORE lighting grill, check all connections for leaks using the

procedure as shown in the section titled “LEAK TESTING”.

DANGER

T

O

P

REVENT

F

IRE OR

E

XPLOSION

H

AZARD

:

• NO SMOKING. DO NOT use or permit

sources of ignition in the area while doing
a leak test.

• Perform leak tests outdoors only.
• NEVER perform a leak test with fire

or flame.

Leak Testing - Refillable Cylinders

How to Check for Leaks

1.

Make a soapy solution of equal parts mild liquid dishwashing
detergent and water.

2.

Turn off all burner control knobs.

3.

Turn on the fuel supply by turning the cylinder valve knob
counterclockwise (right to left) one rotation.

4. Apply a soap solution to the connections indicated with the arrows in

Fig. 42. If bubbles appear at these areas, a leak is indicated.

Fig. 42

No Smoking

No Flame

TYPE 1

20# LP Cylinder Installation

(continued)

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