JOHNSON CONTROLS
49
SECTION 3 - HANDLING, STORAGE, INSTALLATION AND REASSEMBLY
FORM 201.30-ICOM1 (519)
ISSUE DATE: 05/22/2019
3
Back off locknut as far as possible. Make sure back-up
washer is NOT loose and is pushed up as far as pos-
sible. This ensures the O-ring is completely at the back
of the land so it remains in the land area when the fit-
ting is turned out at Step 6.
FIGURE 28 - BACK OFF LOCKNUT
LD17270
LOCKNUT
COMPLETELY
BACKED-UP
4. Screw tting into port until the back-up washer
contacts the face of the port. Light wrenching may
be necessary.
FIGURE 29 - SCREW FITTING INTO PORT
LD17271
BACK-UP
WASHER
CONTACTS
FACE
5. To align the tube end of tting to accept incom-
ing tube or hose assembly, unscrew by required
amount, but NOT more than one full turn. More
then one turn makes the locknut push the O-ring
into the machine threads beyond the tting land
area during step 7.
6. Using two wrenches, hold tting in desired posi-
tion and tighten locknut to the appropriate torque
value shown in Table 14 on page 50 or Table 15
on page 51.
7. Inspect to ensure that O-ring is NOT pinched and
the back-up washer seats at on face of port.
FIGURE 30 - TORQUE FITTING
LD17272
TORQUE
LOCKNUT
Straight Non-Adjustable End Assembly
1. Inspect to ensure that both matching parts are free
of burrs, nicks, scratches or any foreign particles.
2. Install O-ring on port end of tting, if it is NOT
pre-installed, use care NOT to nick the O-ring.
3. Lubricate O-ring with a light coat of synthetic
Polyolester (POE) oil or POE grease.
4. Screw tting into port until the hex at contacts
the port face. Light wrenching may be necessary.
5. Tighten to give torque for the specied size as
specied in Table 14 on page 50 or Table 15 on
page 51.
FIGURE 31 - SAE OR ISO 6149 STRAIGHT THREAD
O-RING PORT
LD17273
SEALED
WITH
O-RING
THREADED
FOR
HOLDING POWER
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