PENSOTTI PNCC-32N, Instruction Manual

Page: 74 / 81

MAINTENANCE INSTRUCTIONS
71
Pressures in excess of 14”WC may damage the internal components of this boiler. Pensotti
REQUIRES replacment of
the gas valve if it is subjected to pressures in excess of 14”WC. Faliure to comply could cause dangerous operating
conditions, fire, explosion, bodily injury or possible death.
ERROR
CODE
PROBLEM POSSIBLE CAUSE REMEDY RESET
E21
GENERAL PCB
MALFUNCTION
y.
MICROPROCESSOR
MALFUNCTION: IT
DETECTS A WRONG
SIGNAL .
u.
THE PCB RESETS THE ERROR
AUTOMATICALLY
Automatic
E22
PARAMETER
PROGRAMMING
REQUEST
w. LOSS OF
MICROPROCESSOR
MEMORY.
w. REPROGRAM PARAMETERS.
Manual Reset
(Switch off the
power supply)
E35
FLAME DETECTION
MALFUNCTION
x. IONISATION ELECTRODE
MALFUNCTION
y. IONISATION ELECTRODE
CABLE MALFUNCTION
z. PRINTED CIRCUIT BOARD
MALFUNCTION
x. REPLACE OR CLEAN PART
y. REPLACE PART
z. REPLACE PART
Manual Reset
(press the ‘ ’
Reset button)
E40
ELECTRIC POWER
SUPPLY
aa. ELECTRIC POWER
SUPPLY OUT OF THE
OPE
RATION RANGE (≤95
/≥130 volts)
aa. CHECK THE POWER SUPPLY
NETWORK (THE ERROR
DISAPPEARS AUTOMATICALLY
WHEN THE POWER SUPPLY IS
BACK WITHIN THE REQUIRED
RANGE)
Automatic
Burner Electrode & Ionization Specifications