WINDSHIELD WIPER SYSTEM - ADJUSTMENT/TEST
1. General
A. This procedure has a task to do an operational test of the windshield wiper system.
TASK 30-42-00-700-801
2. Windshield Wiper System - Operational Test
(Figure 501)
A. References
Reference Title
24-22-00-860-811 Supply Electrical Power (P/B 201)
B. Tools/Equipment
NOTE: When more than one tool part number is listed under the same "Reference" number, the
tools shown are alternates to each other within the same airplane series. Tool part numbers
that are replaced or non-procurable are preceded by "Opt:", which stands for Optional.
Reference Description
COM-1523 Stand and Personnel Lifting Equipment - General Purpose
737-600, -700, -800
Part #: B-14 Supplier: 05060
Part #: B-9 Supplier: 05060
Part #: Z-45-25J Supplier: 59497
C. Location Zones
Zone Area
211 Flight Compartment - Left
212 Flight Compartment - Right
D. Windshield Wiper System - Operational Test
SUBTASK 30-42-00-860-001
(1) Do this task: Supply Electrical Power, TASK 24-22-00-860-811.
SUBTASK 30-42-00-860-002
WARNING
BEFORE YOU DO MAINTENANCE ON THE WINDSHIELD WIPER SYSTEM,
OPEN THE WINDOW HEAT CIRCUIT-BREAKERS. IF YOU DO NOT OPEN
THESE CIRCUIT BREAKERS YOU CAN GET AN ELECTRICAL SHOCK WHEN
YOU TOUCH THE WINDOW.
(2) Open these circuit breakers and install safety tags:
CAPT Electrical System Panel, P18-3
Row Col Number Name
C 1 C00523 HEATERS CAPT PITOT
D 1 C00226 WINDOW HEAT CONTROL RIGHT FRONT AC
D 2 C00225 WINDOW HEAT CONTROL LEFT SIDE AC
D 5 C00525 HEATERS F/O PITOT
D 6 C00524 HEATERS AUX PITOT
E 1 C00224 WINDOW HEAT CONTROL LEFT FRONT AC
E 2 C00227 WINDOW HEAT CONTROL RIGHT SIDE AC
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
30-42-00
Page 501
D633A101-ILF Jun 15/2019
ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details
EFFECTIVITY
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