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TM 07661B-14/1
APPENDIX A
b.
Installation.
(1)
Reassemble the nozzle tip to the shutoff valve by threading it on clockwise.
(2)
Attach the tie bar (3) to the nozzles using four screws (2).
(3)
Reinstall the quick-disconnects (1) to the nozzles. Seal pipe threads using instructions in NOTE,
paragraph 3-14c.
(4)
Connect twin nozzle assembly to twin handline with quick disconnects and stow twin nozzle assembly on
bracket. Replace hairpin cotter.
A 3-24. TWIN AGENT HAND LINE
a.
Removal. Use the following procedure to remove handling assembly from hose reel.
(1)
Completely depressurize AFFF and dry chemical systems. Open the twin agent nozzles to ensure that all
pressure is released from handlines. Remove nozzle.
(2)
Unwind handline assembly completely from hose reel. Hose connections are accessible through cutout in
reel drum when all hose is removed from hose reel.
(3)
Disconnect handline hoses from tubes protruding through cutout in drum.
b.
Repair. Emergency replacement of a defective hose can be accomplished as follows:
(1)
With system depressurized, and handlines completely from hose reel, disconnect faulty hose from hose
reel outlet tube. Connect replacement hose to the outlet tube.
Figure A 3-13. Twin-Agent Handline Repairs
A 3-31
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