Johnston VT551 Maintenance Section page 96

The following tools are available through our Spares Network
TOOL No.
437-2
437-3
437-4
437-7
437-8
437-11
422-1
KT 01893
283643-1
Chapter - Service Tools
15:2
ITEM
Bearing Puller
Pressure Gauge Set
Optical Tachometer
0-55 Litres/Min Flow Gauge
Impulse Adaptor
Check valve insertion tool
Body Eye Bolt
Workshop Prop
Scraper
FUNCTION
Removal of fan impeller bearings etc
Measure hydraulic, pneumatic and
water pressures
Measure fan rpm
Hydraulic flows
Connects to 437-4 to measure engine
speeds from fuel injection pipes
To fit check valve 421-278
Raising/lifting
VT551 tip ram - see Chapter 13
Cleaning
Page Issue 01
VT551 - Maintenance
of body
fan impeller