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 Removal of the Thermostat 7DU (57DU)
 NOTE : The procedure is the same for the two thermostats.
____
 1. Reason for the Job
__________________
 Self Explanatory
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific circuit breaker(s) safety clip(s)
 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-42-00-861-001 Energize the Ground Service Network from the External
 Power 30-71-54-991-001 Fig. 401 FOR FIN 7DU 52-30-00-860-001 Open the FWD or AFT Cargo-Compartment Door with the
 Yellow Electric Pump 53-22-14-000-001 Removal of the FWD Cargo-Compartment Floor-Panels FOR FIN 57DU 52-30-00-860-001 Open the FWD or AFT Cargo-Compartment Door with the
 Yellow Electric Pump 53-42-14-000-001 Removal of the AFT Cargo-Compartment Floor-Panels Zone 150
 3. Job Set-up
__________
 Subtask 30-71-54-861-050
 A. Energize the ground service network
 (Ref. TASK 24-42-00-861-001).

 

 Subtask 30-71-54-865-050
 B. Open, safety and tag this(these) circuit breaker(s):
 -------------------------------------------------------------------------------PANEL SERVICE IDENT. LOCATION -------------------------------------------------------------------------------FOR 7DU 2000VU ICE PROT-CARGO DRAIN VALVE 20DU D04 2000VU CARGO DRAIN VALVE 20DU E02 2000VU SEMI AUTO CLS-FWD 2MY B03 2000VU SEMI AUTO CLS-FWD 3MY B01 FOR 57DU 2001VU ICE PROT-CARGO DRAIN VALVE 32DU D08 2001VU CARGO DRAIN VALVE 32DU D07 2001VU SEMI AUTO CLS-AFT 102MY E03 2001VU SEMI AUTO CLS-AFT 103MY E01
 Subtask 30-71-54-010-050
 C. Get Access
 (1)
 FOR 7DU

 (a)
 Open the FWD cargo-compartment door (Ref. TASK 52-30-00-860-001).

 (b)
 Set the CARGO COMP LT switch 6LU to ON.

 (c)
 Remove the floor panels 131TF, 132TF to get access to the FWD air-stop drain-valve (5000MM) (Ref. TASK 53-22-14-000-001).

 (d)
 Remove the adhesive tape and the insulation of the inlet port of the FWD air-stop drain-valve (5000MM).

 

 (2)
 FOR 57DU

 (a)
 Open the AFT cargo-compartment door (Ref. TASK 52-30-00-860-001).

 (b)
 Set the CARGO COMP LT switch 8LU to ON.

 (c)
 Remove the floor panels 151BG, 152BG to get access to the AFT air-stop drain-valve (5001MM) (Ref. TASK 53-42-14-000-001).

 (d)
 Remove the adhesive tape and the insulation of the inlet port of the AFT air-stop drain-valve (5001MM).

 

 

 4. Procedure
_________
 (Ref. Fig. 401/TASK 30-71-54-991-001) Subtask 30-71-54-020-050
 A. Removal of the thermostat 7DU (57DU)
 (1)
 Remove and discard the cable ties of the electrical wires. CAUTION : MAKE MATCH MARKS ON ALL THE ELECTRICAL WIRES BEFORE YOU

_______ DISCONNECT THEM. INCORRECT CONNECTION OF WIRES WILL CAUSE DAMAGE TO EQUIPMENT.

 (2)
 Disconnect the electrical connections (5) from the jiffy-junctions (6).

 (3)
 Remove the screws (4) and the washers (3) from the thermostat-bracket

 (1) and remove carefully the thermostat (1).

 Thermostat 7DU/57DU
 Figure 401/TASK 30-71-54-991-001
 1EFF :  051-051,  1  30-71-54 Page 404 
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 TASK 30-71-54-400-001
 Installation of the Thermostat 7DU (57DU)
 NOTE : The procedure is the same for the two thermostats.

____

 1.
 Reason for the Job

__________________
 Self Explanatory

 2.
 Job Set-up Information

______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific cable ties No specific insertion-removal tool M15.570-20 FOR FIN 7DU No specific adhesive tape FOR FIN 57DU No specific adhesive tape
 B. Consumable Materials
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
　
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