Vapac LE18-SR, Installation & Operating Manual

Page: 22 / 24

Section 9 Page 22 of 24 18 Feb 2015
9.0 Trouble-shooting Check List
Preliminary
Symptom
Power-On Neon – Off
Symbol-LED – Off
- Use manual drain option to check pump operation
Check/Cause/Remedy
- Check main power is connected and switched on.
-
Check power supply fuses.
Power-On Neon – On
Symbol-LED – On - Check if security circuit is open circuit
-
Check 24V 3.15A fuse mounted on the Vapanet controller PCB 1150655
Automatic STOP – Feed Fault indicated.
Possibilities
Water is not connected
Water connected but not
reaching cylinder
Checks
-
Check water stop valve is open.
-
Check internal Vapac hose connections for a leak.
Automatic Stop – Drain Fault indicated.
Possibilities
Drain pump function
impaired
Checks
-
If pump will not function, empty cylinder by disconnecting the water supply
hose between the tundish and the cylinder (at the tundish fill-cup) and
lowering it to drain the water into a bucket. Remove, dismantle and clean
pump.
-
Check un-block drain hoses
Unit On-Line but inadequate or no steam production .
Possibilities
Contactor not made
Cylinder scaled up.
Checks
-
Contactor coil, Control PCB.
-
Cylinder Inspection (replace if necessary).