Alemite 3693-C Panduan Servis - Halaman 8
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Halaman Cetak
Troubleshooting chart
Control valve indications
Reduced or zero flow.
No product flow.
Continuous product flow.
Leakage at swivel assembly (35).
Leakage at cam (37).
Leakage at front end of nozzle.
Leakage at extension assembly.
Lock pawl (14) does not engage with screw on
lock bar and screw assembly (39).
)
Do not apply thread sealant to the first two (2) threads. Contamination can occur.
Possible problems
. Filter screen (31) clogged.
. Clogged system.
. Nozzle (1) not open.
. Foreign material on valve assembly (28).
. Valve assembly (28) worn or damaged.
. Swivel assembly (35) loose.
. Seal worn or damaged.
. Quad-rings (36) worn or damaged.
. Nozzle damaged.
. Poor initial tightening.
. Thread sealant missing or inadequate.
. Screw out of adjustment.
Solutions
. Removed filter screen (31) and clean or replace.
. Clean or replace system filter.
. Open nozzle (1).
. Disassemble, clean and inspect seat area. Check
mating surfaces and replac valve assembly (28) as
necesary. Locate and eliminate source of foreign
material.
. Replace valve assembly (28).
. Tighten swivel assembly (35).
. Replace swivel assembly (35).
. Replace quad-rings (36).
. Replace nozzle.
. Tighten leaking connection.
. Apply thread sealant
)
to external pipe threads.
. Adjust screw so it fully engages lock pawl (14) in
upright position when lever (40) is pulled.