
S
TILETTO
AL
O
PERATING
I
NSTRUCTIONS
TP-5418901-F
Original Instructions
1-9
August 2020
1.7.1 Telescoping Mast
The telescoping mast (Figure 1-1):
•
Is the structure used to raise the payload to an operational height
•
Consists of concentric, nesting mast tubes
•
Extends and retracts electro-mechanically
•
Is self-locking
•
Has one rectangular key along the length of each tube except the Base Tube. This key
aligns with the
keyway in the next larger adjacent tube’s collar and is used to establish
azimuth (rotational) integrity.
•
Is designed to drain water through a ½-14 NPT threaded port (Figure 1-2) at the base of
the mast and does not require a drain plate
Figure 1-1 Mast (6-Meter Stiletto AL P/N: 711990692 Shown)
Base Tube
Grease Port
Support Bracket
Assembly
Fully Extended
Limit Switch
600 Watt
28 VDC Motor
Manual Override
Collars
Mast Drive Housing
Top Tube Ring
Summary of Contents for 711990491
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