Atlantic CALYPSO VM Notice D'utilisation Et D'installation page 51

Overview
Default
Water dripping out of the security
group when the water heater is not
heating
The electric backup heater does not
work.
Condensate overflow.
Vapor on the hot water tap
4. Opening of the water heater for maintenance.
4.1. Access to the electrical components
Unscrew the 4 screw of the
cover.
4.2. Access to the heat pump.
Unscrew the 2 screw of the front
metallic cover.
Installation Operation
Possible reason
Security group damaged or
clogged.
Supply pressure too high
Mechanical security thermostat
was triggered.
Thermostat defect
Backup heater defect.
Condensates evacuation clogged
Electric backup works permanently Shut off the electricity supply and
Unclip the column by pulling it
out then get of the bottom plug
Unlock the cover by rotating it to
Maintenance
the left.
49
Warranty
Diagnosis and service
Replace the security group
Check that the supply pressure
after the water counter does not
exceed 5 bar (0,5 MPa), if it does
install a pressure reducer set to 3
bar (0,3 MPa) at the start of the
water network.
Reset the security thermostat on
the heating element.
Replacer the thermostat
Replace the element
Clean the evacuation
call the installer.
Unscrew the 2 screw of the cap.
Release cover by lifting it.