OPERATING CONTROLS AND PROCEDURES RT9150E OPERATOR MANUAL
3-64
Published 2-23-2017, Control # 644-00
5
Hoist fifth wrap
indicator
Indicates when five wraps or less of
cable remain on either hoist.
6
Low brake
pressure
Inspect the brake system for leaks and
check the accumulator charge.
Refer to the Service manual.
7
Ambient air
temperature, -29°C
(Cold Weather
Option)
The outside air temperature is below
-29°C (-20°F).
8 Engine warning
Malfunction in the engine, switch off
engine immediately, refer to the
Service Manual.
9
Pre-tension the
counterweight
The pre-tensioning pressure on the
counterweight is lower than
acceptable.
Pre-tension the counterweight, refer to
Counterweight Submenu, page 3-49.
10
Hydraulic oil filter
restriction
Replace the corresponding hydraulic
oil filter as soon as possible, refer to
Service Manual.
11
Anemometer not
connected
Connect the anemometer to the
electrical power supply; refer to
Anemometer/Aircraft warning Light,
page 4-51.
12 Engine stop The engine has stopped running.
13
Hydraulic oil
temperature
The temperature of the hydraulic oil is
outside the operational range.
Item Description Graphic Explanation
Reference Only