Installation guide
FM 0120 E 1
26/07/10
Ind.
B
SIROCO S.A.S.
10 rue Jean Rostand - Z.I.
BP 135
69745 GENAS Cedex
Tel: +33 (0)4 78 90 96 96
Fax: +33 (0)4 78 90 15 98
www.siroco.fr
Page 6 of 6
Fault found
Possible cause
Action to take
Rated voltage is wrong
Rated voltage of unit and on-board circuit must be
the same. Order new unit.
Air nozzles closed or
covered
Open nozzles or free up inlet/outlet openings.
Electrical wires are
underdimensioned
Install recommended cable cross-section.
Blower only operate at
reduced power
Heat exchanger severely
contaminated
Carefully clean avoiding damage which can lead to
leaks. WARNING! Observe safety instructions.
Vehicle engine is not
running
Start engine.
Cooling water still cold
Wait until the engine reaches operating temperature
Water valve closed
Open valve. See the vehicle manufacturer’s operating
instructions.
Water lines kinked or
squashed
Eliminate fault by installing correctly.
Heating doesn’t function
Water pump pressure
insufficient
Heat exchanger does not have cooling water flowing
through. Install additional pump or more powerful
one.
Volumetric air flow from
blower is too low
See action to take under “Blower”
Open valve to the maximum.
Water flow rate through
heat exchanger is too
low
Water lines kinked or squashed. Relay hoses. Water
pump pressure too low (see above for action).
Flush-out water circuit.
Air in heat exchanger
When the pumping pressure is sufficient the heater is
self bleeding. Install additional or more powerful
water pump.
Unit is underdimensioned Install a more powerful unit.
Insufficient pumped
water pressure
Install additional pump or a more powerful one.
Reduced heating
performance
Heat exchanger severely
contaminated
Carefully clean avoiding damage which can lead to
leaks.
Products
which
have already been pulling appart are not covered by guaratee.
5 - Security advice
Consider the following advice for your own safety :
•
Installation must only be done by well-formed and authorized specialists.
•
Product must operate on a well-ventilated place.
•
Products have to be used only according to the intended use. Products shall not used in
improper environment. Pay attention to guarantee.
•
Before using products, ensure that regulations and laws are strictly adhered according to the
country.
•
For security reasons (fire hazards), fuses with required amperage must be used to protect
electrical connections.
•
Cut electrical connections before working on product.
•
Do not get into contact with the heat exchanger and its connections.
•
Do not grip into the unit and do not put objects inside.