Reflex Variomat Basic Original Operating Manual page 23

ER Alarm
Code
01 Minimum pressure
02.1 Insufficient water
03 High water
04.1 Pump
05 Pump run time
06 Make-up time
07 Make-up cycles
08 Pressure measurement
09 Level sensor
10 Maximum pressure
11 Make-up quantity
15 Make-up valve
16 Power failure
19 Stop ˃ 4 hours
20 Max. Make-up volume
Floating Causes
contact
YES • Set value not reached.
• Water loss in the system.
• Pump fault.
• Controller in Manual mode
- • Set value not reached.
• Make-up disabled.
• Air in the system.
• Dirt trap clogged.
YES • Set value exceeded.
• Make-up disabled.
• Water intake through a leak in a
thermal transfer medium of the
user.
• "VG" and "VF" tanks too small.
YES Pump disabled.
• Pump jammed.
• Pump motor defective.
• Pump motor contactor tripped.
• Fuse defective.
- • Set value exceeded.
• Severe water loss in the system.
• Cap valve at the intake side
closed.
• Air in the pump.
• Solenoid valve in the overflow
line does not close.
- • Set value exceeded.
• Water loss in the system.
• Make-up line not connected.
• Make-up rate insufficient.
• Make-up hysteresis too low.
- Set value exceeded.
YES Controller receives incorrect signal.
YES Controller receives incorrect signal.
- • Set value exceeded.
• Pressure relief pipe not
functioning.
• Dirt trap clogged.
"With water meter" must be
-
activated in the Customer menu.
• Set value exceeded.
• Severe water loss in the system.
- Contact water meter measures
without make-up request.
- No power.
- Device is in Stop mode for more than
4 hours.
- Set value exceeded.
Variomat Basic — 22.07.2020 - Rev.A
Remedy
• Check set value in the Customer or
Service menu.
• Check water level.
• Check pump.
• Set the controller to Automatic mode.
• Check set value in the Customer or
Service menu.
• Clean the dirt trap.
• Check functioning of the "PV1"
solenoid valve.
• If necessary, manually add water.
• Check set value in the Customer or
Service menu.
• Check functioning of the "WV1"
solenoid valve.
• Drain water from the "VG" tank.
• Check site heat transfer medium for
leaks.
• Rotate the pump with screwdriver.
• Replace the pump motor.
• Electrically test the pump motor.
• Replace the fuse.
• Check set value in the Customer or
Service menu.
• Check the water loss and correct, if
necessary.
• Open the cap valve.
• Vent the pump.
• Check functioning of the "PV1"
solenoid valve.
• Check set value in the Customer or
Service menu.
• Check water level.
• Connect make-up pipe
• Check set value in the Customer or
Service menu.
• Seal any leak in the system.
• Connect the plug.
• Check functioning of the pressure
sensor.
• Check the cable for damage.
• Check the pressure sensor.
• Check functioning of the load cell.
• Check the cable for damage.
• Connect the plug.
• Check set value in the Customer or
Service menu.
• Check functioning of the pressure
relief pipe.
• Clean the dirt trap.
• Check set value in the Customer or
Service menu.
• Check water loss in the system and
repair, if necessary.
Check the make-up valve for leaks.
Connect to power supply.
Set the controller to Automatic mode.
Reset the "Make-up quantity" meter in the
Customer menu.
Controller
Alarm reset
"Quit"
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-
"Quit"
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"Quit"
"Quit"
"Quit"
"Quit"
"Quit"
"Quit"
"Quit"
-
-
"Quit"
English — 23