CAUTION : USE 2 WRENCHES TO REMOVE OR INSTALL THE TUBE COUPLING NUTS.
_______ ONE WRENCH TO HOLD THE UNION AND ONE TO LOOSEN OR TIGHTEN THE COUPLING NUT. THIS WILL PREVENT DAMAGE TO THE HARDWARE.
 (a) VBV open hose (240) to nipple (220). TORQUE to between 270 and 300 lbf.in (3.05 and 3.39 m.daN).

 (b) RACSB hose (400) to nipple (410). TORQUE to between 135 and 150 lbf.in (1.52 and 1.69 m.daN).

 NOTE : Only applicable for non /P engines.
____
 (c) TBV hose (400) to nipple (410). TORQUE to between 135 and 150 lbf.in (1.52 and 1.69 m.daN).
 NOTE : Only applicable for /P engines.
____
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 (d) VBV closed hose (310) to nipple (320). TORQUE to between 180 and 200 lbf.in (2.03 and 2.26 m.daN).

 (e) PCR hose (280) to nipple (290). TORQUE to between 180 and 200 lbf.in (2.03 and 2.26 m.daN).

 (f) HPTACC hose (460) to nipple (470) at the port marked HPTCC . TORQUE to between 135 and 150 lbf.in (1.52 and 1.69 m.daN).

 (g) LPTACC hose (430) to nipple (440) at the port marked LPTCC . TORQUE to between 180 and 200 lbf.in (2.03 and 2.26 m.daN).

 PRE CFMI SB 73-0096

 (h) SOV hose (570) to nipple (580). TORQUE to between 135 and 150 lbf.in (1.52 and 1.69 m.daN).

 NOTE : Only applicable for SAC engines.
____
 PRE CFMI SB 73-0114
 (i) BSV hose (270) to nipple (250). TORQUE to between 135 and 150 lbf.in (1.52 and 1.69 m.daN).
 NOTE : Only applicable for DAC engines.
____
 (j) BSV hose (270) to nipple (250). TORQUE to between 135 and 150 lbf.in (1.52 and 1.69 m.daN).

 (k) VSV head hose (370) to nipple (380). TORQUE to between 270 and 300 lbf.in (3.05 and 3.39 m.daN).

 (l) VSV rod hose (340) to nipple (350). TORQUE to between 180 and 200 lbf.in (2.03 and 2.26 m.daN).

 (m) OVBD tube (600) to nipple (490). TORQUE to between 300 and 315 lbf.in (3.39 and 3.55 m.daN).

 (10) Remove the FIXTURE HANDLING - HMU (856A1494G01) from the HMU.

 (11) Remove the blanking covers from the open end of the return heater hose (530) and the IDG tube (540).

 (12) Lubricate the gasket (510) with engine oil (Material No. CP2442).

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 (13) Install the gasket (510) between the return heater hose (530) and the servo port on the HMU.
R (14) Install the return heater hose (530) on the HMU with bolts (520). R TORQUE to between 55 and 60 lbf.in (0.62 and 0.67 m.daN).
 (15) Lubricate the gasket (560) with engine oil (Material No. CP2442) .

 (16) Install the gasket (560) between the IDG tube (540) and the IDG port of the HMU.

R (17) Install the IDG tube (540) on the HMU with bolts (550). TORQUE to between 50 and 55 lbf.in (0.56 and 0.62 m.daN).
 (18) Remove the blanking covers from the electrical cable connectors.

 (19) Connect the electrical connectors, Channel A (120) and Channel B (210), to the HMU. Tighten the connectors by hand plus one-eighth of a turn. If necessary, use soft nose pliers.

 (20) Connect the electrical connectors (170) to the latching solenoid. Tighten the connectors by hand plus one-eighth of a turn. If necessary, use soft nose pliers.

 (21) Install the assembled fuel flow transmitter, fuel supply tube, inlet R bracket, discharge bracket, and fuel supply hose on the HMU as R follows:
 NOTE : If you have disassembled the fuel flow transmitter when you
____ removed the HMU, do the fuel flow transmitter assembly procedure (Ref. TASK 73-31-10-400-002).
 (a) Untorque to finger-tight the four bolts (610) that attach the fuel supply tube and the inlet bracket to the fuel flow transmitter.

 (b) Untorque to finger-tight the four bolts (620) that attach the fuel supply hose and the discharge bracket to the fuel flow transmitter.

 (c) Remove the blanking plugs from the discharge port of the HMU and from the fuel supply tube.

 (d) Remove the blanking plugs from the fuel supply hose and the union

 (10) of the fuel injection supply tube.
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 (e) Lubricate the gasket (110) with vaseline (Material No. CP5070) . Install the gasket (110) on the discharge port of the HMU.
R  CAUTION : VISUALLY EXAMINE THE GASKET PRIOR TO INSTALLATION._______
　
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