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SYMPTOM
POSSIBLE CAUSE
TREATMENT
Leakage or freeflow from TX
Second Stage
1. Excessively high first-stage
intermediate pressure.
1. Refer to Table 1 - First Stage
Troubleshooting Guide.
2. MP Seat (29) damaged or worn.
2. Replace Rubber Seating.
3. Seat (18) adjusted incorrectly, Lever
(21) set too high.
3. Reset Seat preliminary
settings, and repeat Adjustment
Procedures.
4. Lever (21) bent.
4. Replace Lever.
5. Seat (18) sealing surface damaged.
5. Replace Valve Seat.
6. Valve Spring (26) damaged.
6. Replace Spring.
7. Shuttle Valve o-ring (27) damaged.
7. Replace o-ring.
8. Counter Balance Cylinder (25) bore
damaged.
8. Replace Counter Balance
cylinder.
Low purge or excessive work of
breathing (full cylinder)
1. Low first-stage intermediate
pressure.
1. Refer to first-stage
Troubleshooting Guide.
2. Seat (18) adjusted incorrectly, Lever
(21) set too low.
2. Reset Seat preliminary
settings, and repeat Adjustment
Procedures.
3. Intermediate pressure hose clogged
or obstructed.
3. Clean or replace Hose.
4. Lever (21) bent or catching on Valve
Spindle (20).
4. Replace Lever.
Water entering TX Second
Stage
1. Mouthpiece (14) damaged or incor-
rectly fitted.
1. Replace or re-fit Mouthpiece as
appropriate.
2. Diaphragm (9) damaged.
2. Replace Diaphragm.
3. Diaphragm (9) improperly seated in
Case (10).
3. Remove Front Cover (7) and
Diaphragm Cover (8) properly
reassemble Diaphragm (check
for distortion).
4. Exhaust Valve (11) damaged.
4. Replace Exhaust Valve.
5. Case (10) damaged. (Check exhaust
valve seating surface.)
5. Disassemble and replace Case.
6. Heat exchanger o-ring (3) damaged. 6. Replace o-ring
Table 2: Second Stage Troubleshooting Guide
TX50 Technical Manual
22
Содержание APEKS TX 50
Страница 1: ...APEKS TX 50 Regulator TECHNICAL MANUAL REV 05 13 ...
Страница 3: ...Change No Date Title or description Change made by CHANGE RECORD 3 ...
Страница 30: ...Maintenance Notes TX50 Technical Manual 30 ...
Страница 31: ...Maintenance Notes 31 ...