27
of
46
Subject to change without prior notice
INSTALLATION OPERATION AND MAINTENANCE INSTRUCTIONS
FIRE PUMPS - NF-VTP SERIES
Ref. No. NFVTP-IOM/
2016
/V.
02
SL. NO
DESCRIPTION
RESULT
14
Ensure that all joints and splines of drive shaft are lubricate before startup.
Yes
£
No
£
15
Check the all the fasteners of drive shaft for tightness.
15
If heat exchanger engine, cooling line should be connected from discharge
line and also that flow of lines is visible.
Yes
£
No
£
16
Make sure exhaust muffler is connect and insulated properly.
Yes
£
No
£
17
Make sure fuel tank having sufficient fuel.
Yes
£
No
£
18
Make sure pressure sensing line connected with in between control valve and
non-return valve.
Yes
£
No
£
19
Stick reflective tape on the pump shaft for checking speed by the tachometer.
Yes
£
No
£
20
Start the electrical motor and verify the direction of rotation.
Yes
£
No
£
21
Check the performance of the driver (engine or motor).
Yes
£
No
£
22
Observe the noise during running for further investigation and rectification if
any.
Yes
£
No
£
6.2. Start up
Start the pump against a closed discharge valve only. Once the pump has reached full speed slowly open the valve
and set to the duty point. Start up of the engine and controllers shall be as given in their respective IOM manuals.
Automatic starting of the pumps shall be based on the pressure setting given under section ‘
5
.
13
. - Pressure Setting’.
6.3. Methods of Stopping
Manual:
Manual shut down shall be accomplished by operation of push-button on the outside of the controller enclosure.
Automatic shutdown after automatic start:
Automatic shutdown shall not be permitted where the pump constitutes the sole supply of fire sprinkler or standpipe
system or where authority having jurisdiction has required normal shutdown.
Automatic shutdown shall be permitted only where the controller is arranged for automatic shutdown after all starting
and returning causes have returned to normal.
