ManualNightFighterInstallation.doc
Prnt Spec. 10000005389(B) Mat. 10035581
07/23/02
Page 9 of 15
INSTALLATION FOR MMR
Removing the Gauge Adapter and Pressure Gauge
1. Using wrenches, unthread and remove the gauge adapter and the pressure gauge from the
hose fitting.
2. Using the O-ring removal tool, remove the O-ring and backup ring from the end of the hose
fitting. Discard the old O-ring and backup ring.
3. Go to Installing the Transmitter in the Adapter Block (below).
PREPARING AN MMR WITH AN OLD-STYLE (PIPE THREAD) QUICK-FILL
OPTION INSTALLED
1. Using wrenches, unthread and remove the existing Quick-Fill block and pressure gauge from
the gauge hose fitting.
2. Using the O-ring removal tool, remove the O-ring and backup ring from the end of the gauge
hose fitting.
Note:
You can salvage the Quick-Fill Coupling from the exiting block.
3. Place the Adapter block in a vise. Use protective sleeves to keep from damaging the block.
Unthread the coupling from the block using a 1" deep-well socket. Set the adapter block
aside.
4. Remove and discard the existing O-ring (P/N 635068) from the Quick-Fill coupling (P/N
485070). Use a plastic pick, a tooth pick or a bull nose dental pick.
PREPARING AN MMR WITH A REDUNDANT ALARM OR ICM INSTALLED
1. Using the 5/8" wrenches, loosen and remove the pressure gauge and redundant alarm from
the pressure gauge hose. Set the gauge and alarm aside.
2. Using the O-ring removal tool, remove the O-ring and backup ring from the end of the hose.
3. Continue below.
