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Grove
Published 3-25-2020, Control # 643-04
3-7
GRT880 OPERATOR MANUAL
OPERATING CONTROLS AND PROCEDURES
3
Inhibit Exhaust System Cleaning
The Inhibit Exhaust System Cleaning Indicator (25) is
located in the CCS display Figure 3-14. When the Cleaning
Switch (8) Figure 3-4 is in the exhaust system cleaning
position, this amber indicator is illuminated and active and
manual exhaust system cleaning is prevented.
Diesel Exhaust Fluid (Tier 4 Engines Only)
The Diesel Exhaust Fluid (DEF) Indicator (6) Figure 3-14 is
located in the CCS display. The indicator has four different
stages which will be triggered by the fluid level sensor in the
DEF tank:
Low Tank
- First warning reducing agent in the tank is low.
DEF Indicator (6) is lit continuously.
Derate
- DEF Indicator (6) starts to flash as a warning that a
derate will be activated if reducing agent in the DEF tank is
not refilled.
Low Level Inducement
- DEF Indicator (6) flashes and the
Engine Warning Indicator (17) is lit continuously. Derate is
activated.
Severe Inducement
- Once the DEF tank is empty, the crane
operation will be restricted. The DEF Indicator (6) will flash
and the Stop Engine Indicator (16) is solid red.
High Exhaust System Temperature
The High Exhaust System Temperature (HEST) Indicator
(26) Figure 3-14 is located on the CCS Main Screen display.
During exhaust system cleaning it is possible for engine
exhaust to reach temperatures exceeding 650° C (1200° F).
The HEST indicator will illuminate red to warn when
temperatures reach 675° C (1247° F) and will stay on until
temperatures fall below 625° C (1157° F).
A warning light near the tailpipe will flash during exhaust
system cleaning when high exhaust temperatures exist.
For more information on the exhaust system cleaning
process, refer to
Exhaust System Cleaning (Tier 4 Engines
CAUTION
Engine Damage Hazard!
Ultra low sulfur diesel fuel is required in Tier 4 engines.
If “Ultra Low Sulfur” fuel is not used in engines that require
i t , t h e C u m m i n s w a r r a n t y w i l l b e v o i d . E n g i n e
performance will quickly deteriorate and may stop
running.
Summary of Contents for Grove GRT880
Page 1: ...Operator Manual Grove GRT880 8968 ...
Page 4: ...THIS PAGE BLANK ...
Page 10: ...TABLE OF CONTENTS GRT880 TOC 6 THIS PAGE BLANK ...
Page 16: ...INTRODUCTION GRT880 OPERATOR MANUAL 1 6 Published 3 25 2020 Control 643 04 THIS PAGE BLANK ...
Page 200: ...OPERATOR MANUAL GRT880 6 2 THIS PAGE BLANK ...
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