Overview Of The Mechanical Options; Description Of The Mechanical Options; External Fuel Tank Connection; View Outside/ Inside - Atlas Copco QAS 14 Instruction Manual

Overview of the mechanical
options
The following mechanical options are available for
the QAS 14 and QAS 20 units:
– External fuel tank connection (with/without quick
couplings)
– Undercarriage (axle, towbar, towing eyes)
– Wheel chocks
– Integrated spark arrestor
– Lighting tower
Description of the mechanical
options
External fuel tank connection (with/
without quick couplings)
The option external fuel tank connection allows to
bypass the internal fuel tank and to connect an
external fuel tank to the unit.
View outside
EFT
View inside
EFR
EFT
EFT

External fuel tank connection

EFR External fuel tank return connection
- 60 -
When using this option, make sure to connect the fuel
supply line as well as the fuel return line. Connections
to fuellines ought to be air-tight to prevent air from
entering the fuel system.
Position 1
EFR
Closed
Position 2
Position 1: Indicates that the fuel
supply line to the engine is
connected to the internal fuel tank.
Position closed: Indicates that the
fuel supply line to the engine is
closed.
Position 2: Indicates that the fuel
supply line to the engine is
connected to the external fuel tank.