(4) Secure the wheel assembly with pins (16).
(5) Position the tachometer drive assembly (5) on bracket and secure with setscrew (4).
(6) Position bitumeter frame (9) in mounting bracket (3), install pin (2) and secure pin with cotter pins
(1).
e. Installation.
(1) Install tachometer drive cable in its conduit.
(2) Position tachometer head (1, fig. 5) on instrument panel and secure with two screws and
lockwashers.
(3) Thread tachometer drive cable through floorboard of carrier.
(4) Position bitumeter wheel mounting bracket (3, fig. 29) on carrier frame and secure with three bolts,
nuts, and lockwashers.
(5) Connect tachometer drive cable (6, fig.5) to tachometer unit with nut and to tachometer drive head
(5, fig. 29).
(6) Position bitumeter lift rod (3, fig. 5) and secure with nut and locknut.
(7) Install lift rod bracket (2) with three bolts, nuts, and lockwashers.
101. Water Tank Level Gage
a. Description. The water tank level gage is mounted on the left rear of the water tank near the operator's
position. This gage is designed so that the operator may tell at a glance the approximate amount of water in the
tank. This gage is of simple construction and needs very little maintenance other than tightening packing nut
where the shaft comes through the tank shell.
b. Removal and Disassembly.
(1) Drain the water tank.
(2) Remove the pin (9, fig. 30) securing the pointer (10) on the upper arm (4) and remove the pointer.
(3) Unscrew the lower arm (2) from the elbow (1) inside the water tank. Lift the lower arm with float (3)
attached out of the tank.
(4) Unscrew elbow (1) arm (4). Remove the upper arm from the collar (5).
c. Cleaning, Inspection, and Repair.
(1) Clean all metal parts with an approved cleaning solvent and dry thoroughly.
(2) Inspect the collar and dial welded to the water tank for cracks, or broken
MEC 3825-221-15/30
1
Elbow
4
Arm, horizontal
7
Packing
2
Arm, vertical
5
Mounting strap
8
Nut, packing
3
Float
6
Dial
9
Pin
10
Pointer
Figure 30. Water level gage.
TAGO 6871A
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