HOISTS 2250 SERVICE/MAINTENANCE MANUAL
5-4
Published 07-19-16, Control # 249-01
Load Block Level Transmitter
See Figure 5-2 for the following procedure.
The optional load block level transmitter (12) is only used
with tandem drum operation. See Troubleshooting
Section
10 for more information. The wireless screen on the digital
display indicates the load block level transmitter battery
status.
1. The load block level transmitter is mounted on the load
block (10). There should be no obstructions between the
transmitter (on the block) and the receiver (on the boom
top).
NOTE: When reeved, the load block level transmitter must
be on the left side of the load block when viewed
from the operator’s cab.
2. Use a smart level to check the level sensor zero. Follow
the procedure below if a zero adjustment is required.
a. Open the enclosure.
b. If a European Standard transmitter is used, press
the Press to Install button (15) to enable the
transmitter.
c. Loosen the screw on each side of the angle
sensor (13) and turn the sensor slightly either way
until the sensor is zeroed.
d. Tighten the screws on each side of the sensor when
the adjustment is complete.
The transmitter is shipped with six Alkaline-type size D
batteries (14). It is recommend to replace the batteries with
six Lithium-type size D batteries for longer battery life.
FIGURE 5-2
A1050
#44 Boom Shown,
#44 Boom with Luffing
Jib is Similar
Item Description
1 Upper Boom Point (standard or extended)
2 Limit Switch Assembly
3 Lower Boom Point
4 Junction Box
5 Chain (qty 2)
6 Weight (qty 2)
7Lift Block
8 Weight Ball
9Lift Plate
10 Load Block
11 Electrical Cord to Reel on Boom Butt
12 Load Block Level Transmitter (optional)
13 Angle Sensor
14 Battery (qty 6)
15 Press to Install Button
With European
Standard Only
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
5
6
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