50
Gas heated dryers
General
The gas burner, the gas valve and the nozzle
are located at the back of the dryer, fig. 1.
Before replacement
1. Shut off the manual gas valve.
2. Disconnect the electrical power supply.
Overheating fuse
(See section "Sensor and overheating
thermostats).
E 08
See Compass Control Service Manual.
Nozzle pressure
To adjust the pressure unscrew the 6 screws
on the cover plate at the back of the dryer.
1. Nozzle
2. Measuring branch, nozzle pressure
3. Nipple
4. Adjusting screw
5. Control Box, gas valve
6. Measuring branch, supply pressure
Test run
Loosen the measuring branch screw (2) anti-
clockwise a 1/4 of a turn.
Connect a manometer to measuring branch (2).
Select a programme that uses heat.
Start the dryer.
Check the nozzle presure, see tables in section
"Adjusting the dryer", chapter "Gas installation".
If necessary adjust adjusting screw (4) found
behind nipple (3).
After testing, prepare the dryer for use.
Heating
1
2
3
5
6
2
4+3
1