Manitowoc Grove RT9150E Operator's Manual page 138

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