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IOM
Model: FP 400E-5D
Sizes: 2"-12"
PI4PE09-400E-5D
17.2. False
Trip
Check for any of the following possible causes:
A. Plugged priming restriction (2) or strainer (4B).
B. Plugged Orifice Assy.(30B) or strainer (4B
).
C. Malfunction or leaking release system.
D. HRV (26B) out of order.
17.3. Leakage through Deluge Valve
Check for any of the following possible causes:
A. Partially plugged Priming Restriction (2).
B. Leaking release system
C. Leaking Release System.
D. Damaged deluge valve seat HRV out of order.
17.4. Deluge Valve Will Not Reset
Check for any of the following possible causes:
A. An open main control valve
B. System not properly drained
C. Closed priming-line valve (18B).
D. Damaged Deluge Valve seat or seal
E. Foreign object lodged between seal disc and valve seat.
F. HRV (26B) not properly sealed
17.5. Electric Release System Will Not Reset
A. Leak in release line
B. Plugged Orifice Assy. (30B).
C. Thermostatic Release or Fixed-temperature release open.
D. Manual Emergency Release (15B) open.
E. HRV (26B) not properly sealed.
17.6. Difficulty in Performance
Where difficulty in performance is experienced, the manufacturer or his authorized representative should be
contacted if any field adjustment is to be made.
