Technical data

13773-001
31-30
Page 1
RECORDERS
1. DESCRIPTION
This section describes those components used for recording data not related to specific systems. This
includes the hour meter.
Located inside the glove box, the hour meter is powered by 28 VDC supplied through the 5-amp ENGINE
INSTRUMENTS circuit breaker on the Main Bus. Recording begins when the BAT 1 switch is ON and
either ALT 1 or ALT 2 switch is ON.
A. Hour Meter (See Figure 31-301)
(1) Removal - Hour Meter
(a) Pull ENGINE INSTRUMENTS circuit breaker.
(b) Remove pilot seat. (Refer to 25-10)
(c) Remove left aft console trim. (Refer to 25-10)
(d) Disconnect electrical terminals at hour meter.
(e) Open glove box and gently pry hour meter loose from double sided tape with putty knife or
similar tool and remove meter from bracket.
(2) Installation - Hour Meter
(a) Acquire necessary tools, equipment, and supplies.
(b) Solvent clean mating surfaces of center console bracket and hour meter with Isoproply
alcohol. (Refer to 20-30)
(c) Apply two sided tape to hour meter.
(d) Position and adhere hour meter to center console bracket.
(e) Connect electrical terminals at hour meter.
(f) Install left aft console trim. (Refer to 25-10)
(g) Install pilot seat. (Refer to 25-10)
(h) Reset ENGINE INSTRUMENTS circuit breaker.
Description P/N or Spec. Supplier Purpose
Tape, Two Sided Foam,1/2” 4932 Acrylic
Adhesive
3M Adhesive
30 Nov 2000