HuRay HI-DELTA 2342ACE, Инструкция по установке и обслуживанию

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HANDLING MANUAL SERVICE MANUAL
RAYPAK HI DELTA BOILERS/WATER HEATERS
WITH FAN ASSISTED PREMIX BURNERS
40
3.9.2. Pump control via 230V 50Hz output
Detailed description at 4.2.3.
!
Check if the fuse or circuit breaker leading to
the appliance is big enough to handle the
total load of the gas appliance and the pump!
Connecting electric wires into the appliance
is allowed to be carried out by an authorized
service only.
3.9.3. Enabling/disabling of the operation via voltage-free contacts
Detailed description at 4.2.5.
!
Connecting external voltage or electrical load
between the contacts of the enable/disable
terminal is forbidden because it can cause
failure
to the gas appliance.
Attention! The appliance is under power
while the operation is disabled. Connecting
electric wires into the appliance is allowed to
be carried out by an authorized service only.
3.9.4. Collected error signal via 24V 50Hz output
Detailed description at 4.2.6.
!
Connecting external voltage or short circuit
between the contacts of the alarm terminal is
forbidden because it causes failure to the gas
appliance. Connecting electric wires into the
appliance is allowed to be carried out by an
authorized service only.
3.9.5. External low water cut-off switch via voltage-free contacts
Detailed description at 4.2.7.
!
Connecting external voltage or electrical load
between the contacts of the low water cut off
terminal is forbidden because it can cause
failure
to the gas appliance.
Attention! Connecting electric wires into the
appliance is allowed to be carried out by an
authorized service only.
3.9.6. External flue gas damper and fan control
Detailed description at 4.2.8.
!
Connecting external voltage or short circuit
between the contacts of the external flue gas
damper and the fan control terminal is
forbidden because it causes failure to the gas
appliance. Connecting electric wires into the
appliance is allowed to be carried out by an
authorized service only.