— English Variomat 1 — 06.07.2016 – Rev. B
The display provides alarms in plain text and the ER codes shown in the list. Use the arrow buttons to scroll through multiple alarms
displayed at the same time.
The fault memory stores the last 20 alarms for review, see chapter 7.6 "Parametrising the controller in the Customer menu" on page 42 .
Alarm causes can be eliminated by the operator or a specialist workshop. If this is not possible, contact the Reflex Customer Service.
Note!
Clearing of the cause must be confirmed by pressing the “Ack” button on the operator panel. All other alarms are
automatically reset as soon as the cause has been eliminated.
Note!
Floating contacts, setting in the Customer menu, see chapter
7.6 "Parametrising the controller in the Customer menu" on
42 .
01 Minimum pressure YES • Set value not reached.
• Water loss in the
system.
• Pump fault.
• Controller in Manual
mode
• Check set value in the
Customer or Service menu.
• Check water level.
• Check pump.
• Set the controller to
Automatic mode.
"Quit"
02.1 Insufficient water - • Set value not reached.
• Make-up disabled.
• Air in the system.
• Dirt trap clogged.
• 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.
-
03 High water 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.
• 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.
-
04.1 Pump YES Pump disabled.
• Pump jammed.
• Pump motor
defective.
• Pump motor
contactor tripped.
• Fuse defective.
• Rotate the pump with
screwdriver.
• Replace the pump motor.
• Electrically test the pump
motor.
• Replace the fuse.
"Quit"
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