B
P–21022
331/331E/334 Excavator
Operation & Maintenance Manual
7
OPERATOR CANOPY (ROPS / TOPS)
The excavator has an operator canopy (ROPS/TOPS)
(Roll Over Protective Structure/Tip Over Protective
Structure) as standard equipment. The ROPS/TOPS
meets ISO 12117.
An enclosed cab (ROPS/TOPS) is an Option or can be
installed as a Field Accessory.
Both the cab and canopy provide operator protection if the
excavator is tipped over. The seat belt must be worn for
ROPS /TOPS protection.
Never modify operator cab by welding,
grinding, drilling holes or adding attachments
unless instructed to do so by Melroe Company.
Changes to the cab can cause loss of operator
protection from rollover and falling objects,
and result in injury or death.
W–2069–1285
FALLING OBJECT GUARDS (FOGS)
A cab or canopy FOGS (Falling Object Guards) (Item 1) [A]
is available as a field installed accessory.
The FOGS provides additional protection from heavier
objects which fall on the cab/canopy.
For the cab or canopy to meet the FOGS (Falling Object
Guards) (ISO 10262–level 1), the excavator must have the
overhead guard (Item 1) and Special Application Kit (Item
2) [A] installed.
See your excavator dealer to order these kits.
CANOPY ENCLOSURE
A vinyl canopy enclosure kit [B] is available as a Field
Accessory.
See your excavator dealer to order this part.
A
P–19704
1
2
D–02337
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