maxitrak 5 Inch Gauge Alice, Руководство по монтажу, Страница: 14 / 18

info@maxitrak.co.uk Copyright maxitrak 2010
After a number of years of continuous use, some of the BUSHES on the VALVE GEAR
and the CROSSHEADS may require replacement. These spare parts are obtainable from
MAXITRAK.
PROBLEM CAUSE CURE
1 - Wheels tight when turned 1.3 – New chassis Initial tightness will reduce as
bearings etc bed-in
1.4 – Wheel quartering out Return to manufacturer
2 – Cylinders tight 2.1 – New packing Initial tightness will reduce as
glands bed-in
2.2 – Piston rod bent Straighten or return to manufacturer
2.3 – Crosshead out of line Check the lie of the crosshead and
shim up the slide bar if necessary
2.4 - Binding Check glands, crosshead etc. and
clean off any ‘pick-up’
PROBLEM CAUSE CURE
3 – Irregular running on
steam or air
3.1 – Valve timing out Remove Valve timing screws and
adjust
3.2 – Return crank has moved Tighten grub screw
3.3 – Tightness or binding in
cylinders
See Problems 1 & 2
4 – Leak in fittings or
pipework
4.1 – Unions loose Tighten
4.2 – Fittings loose Tighten with new PTFE tape or
plumbers jointing
4.3 – Leak in soldered joint Re-solder or return to manufacturer
5 – Leak in water gauge 5.1 - Incorrectly fitted rubber
rings
Cut new rings from tube and fit. A
small leak under cold hydraulic test
is acceptable.
6 - Poor steaming 6.1 – Air leaks in smokebox Check firebox door, chimney, pipe
holes etc. for leaks. Seal as
necessary
6.2 – Blast nozzle incorrectly
aligned
Check that the nozzle is directly
aligned under the chimney. Also
check the valve timing, correct fuel
and that there is no ash build up in
the tubes, smokebox, ashpan etc.
7 – Loses Boiler pressure 7.1 – Blower blocked Clear with a pin
7.2 - Incorrect nozzle position Point the nozzle directly up the
chimney
7.3 – Air leaks in the smokebox Check the seals and fit of the
smokebox
PROBLEM CAUSE CURE