SIAL MIRAGE 37 H Servicing Manual Download Page 1

 

Servicing Manual 

 

 

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Date 

Revision Nr 

09.06.2004 

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Item Nr

 

 

 
 

MOBILE (OIL- OR KEROSENE-FIRED) EMERGENCY AIR HEATERS  

 

MIRAGE - TORNADO 

 

                                                                      

                                   

 
SIAL S.p.A  

C.so Inghilterra, 15  -   12084 MONDOVI’ (CN) 
Tel. 0174 560611    fax. 0174 481086 

Website     www.sialspa.it 
e-mail: [email protected] 
 
 

Copyright 

 
No section of this document can be reproduced in any form or processed by means of electronic systems, copied or distributed  
without written permission by SIAL S.p.A. The translation into other languages is also allowed only under written permission 
by  SIAL  S.p.A.  The  use  of  this  document  is  restricted  to  SIAL  servicing  centers  and  to  distributors  of SIAL products. This 
manual is not intended for end users. 
 
 

Technical changes 

 
SIAL  S.p.A.  has  the  right  to  modify  any  instruction,  description  and  specification  contained  in  this  document  without  prior 
notice.   
 

Summary of Contents for MIRAGE 37 H

Page 1: ...in any form or processed by means of electronic systems copied or distributed without written permission by SIAL S p A The translation into other languages is also allowed only under written permissi...

Page 2: ...tance The SIAL MIRAGE TORNADO heaters are especially intended for the professional heating of civil industrial and agricultural premises Read and follow carefully the instructions contained in this ma...

Page 3: ...ing replacing the fuel nozzle 3 9 Checking cleaning replacing the burner head and the whirl disc 3 10 Cleaning the combustion chamber 3 11 Replacing the motor pump joint 3 12 Checking adjusting replac...

Page 4: ...Servicing Manual 4 1 OPERATIONAL DIAGRAMS AND SEQUENCES 1 1 INDIRECT FIRED HEATERS WITH FLUE Combustion chamber closed Fuel tank Flue Burner head Motor Fan Fuel pump...

Page 5: ...Servicing Manual 5 1 2 DIRECT FIRED HEATERS WITHOUT FLUE Combustion chamber open Fuel tank Burner head Motor Fuel pump Fan...

Page 6: ...control unit checks for presence of flame or spurious light inside the combustion chamber should this occur the ignition sequence is interrupted and the heater locks out that is all the electrical com...

Page 7: ...quence During this time the heater is subjected to a cooling cycle to avoid excessive overheating of materials and components that could occur if the motor fan suddenly stopped This sequence is also v...

Page 8: ...rheat thermostat activation In the event of combustion chamber overheating the overhat thermostat interrupts the electrical supply to the flame control unit and to all components The heater is immedia...

Page 9: ...the combustion the remaining part flows along the surfaces of the combustion chamber and of the heat exchanger and it is consequently heated The fan is connected to the motor shaft by means of a threa...

Page 10: ...valve is open and the pressurized fuel flows to the nozzle where it is atomized mixed with primary combustion air and ignited by the electrode spark The flow of primary air to the burner is adjusted b...

Page 11: ...mized and mixed with primary air Additional circumferential openings on the burner head allow another amount of air called secondary air to flow into the chamber That is an additional air delivery tha...

Page 12: ...or flame and to ensure safe operation of the heater during all its operational sequences The electrical board consists of the following parts Control panel Protecting cover against water dust Power ca...

Page 13: ...al ratings Check connections Set a temperature value higher than room temperature Check that the remote thermostat is properly connected and adjusted Check the metal bridge inside the cover Reinsert a...

Page 14: ...cloth and ethylic alcohol Replace the flame sensor if damaged or burnt Check that the oil tank is full Check for air bubbles in the oil filter Check that the nozzle is clean See chapter Cleaning the c...

Page 15: ...eck that there are no air bubbles in the fuel line Fuel is of incorrect type dirty polluted or contains water Empty the tank and refill with clean fuel of correct type Measure and adjust the pressure...

Page 16: ...lure Blockage of airways due to dirt or foreign objects Exhaust pipe partially obstructed Combustion chamber clogged by soot see chapter 3 10 Wrong location of overheat thermostat after incorrect serv...

Page 17: ...electrical system fuse s and the main distribution board Check the electrical socket Note Only carry out maintenance repairs on the heater and not on the electrical system for which servicing by auth...

Page 18: ...for proper operation Reassemble the electrical panel 3 3 CHECKING AND REPLACING THE MOTOR Extract the electrical board see picture Check voltage at the motor terminals using a multimeter Ill 10 Check...

Page 19: ...he inspection cover Extract the capacitor from its support Disconnect leads on the capacitor Ill 14 Replace the capacitor with one with same capacity F rating Connect check operation and reassemble 3...

Page 20: ...n for exhaust gas analysis to the flue adapter Insert the pump end into the flue extension Ill 18 With the heater operating in normal conditions draw in the exhaust gases for 10 times IMPORTANT 10 TIM...

Page 21: ...om without openings towards outside AIR LOCK ADJUSTMENT Remove the inspection cover Unscrew the fin screw on the combustion head Move the air lock in the axial direction to reach the position shown on...

Page 22: ...ter cartridge using a soft brush and then blow compressed air To replace the complete filter Loosen the filter fittings and unscrew the filter bracket fixing nut Reassemble and connect fuel hoses 3 8...

Page 23: ...e setting chart Reassemble the nozzle Reassemble the burner head and the inspection cover 3 9 CHECKING CLEANING REPLACING THE BURNER HEAD AND THE WHIRL DISC Remove the inspection cover Loosen do not u...

Page 24: ...rner head see chapter 3 8 Disassemble the combustion head see chapter 3 9 Unscrew the fixing screws on the combustion head Ill 34 Extract the combustion chamber and if required clean using Diesel oil...

Page 25: ...ose the inspection panel and start a short ignition cycle 10 s prepurge followed by 3 s first ignition Shut down the heater turning the ON OFF switch to 0 so that the aftercooling cycle starts and the...

Page 26: ...Ill 40 Extract the valve casing Unscrew the fixing nut of the inner cylinder Ill 41 Extract the inner cylinder and clean it with Diesel oil Ill 42 Check that the inner cylinder can slide freely If re...

Page 27: ...F switch to I ON Visually check that the ignition electrodes produce a regular spark Warning At ignition an 11 kW high voltage is produced between the electrode tips Carefully follow the electrical sa...

Page 28: ...er and burner control unit following the wiring diagram shown on the label placed on the electrical board cover 3 17 REPLACING THE FUSE Open the electrical board Extract the fuse from the fuse holder...

Page 29: ...sconnect the flame sensor leads from the burner control unit see wiring diagram Ill 51 Replace the faulty sensor Reconnect reassmble and check operation 3 19 CHECKING REPLACING THE OVERHEAT THERMOSTAT...

Page 30: ...rn switch to I ON Set the room thermostat in a operating closed position Using a multimeter check that the burner control unit is powered Ill 53 Check voltage on the transformer motor and solenoid val...

Page 31: ...Servicing Manual 31 Reset must be possible only after at least 30 seconds...

Page 32: ...a 76mm in dia 27mm 10 blades DANFOSS R3 12 bar DANFOSS 0 65 60 H 3 mm lock position 1 170 C red markings MIRAGE 55 H USA 8 holes 6 mm dia dia 350mm 3 blades 18 out dia 76mm in dia 27mm 10 blades DANFO...

Page 33: ...OVERHEAT THERMOSTAT TORNADO 67 USA 8 holes dia 6 mm dia 350mm 3 blades 18 out dia 76mm in dia 27mm 10 blades DANFOSS R3 12 bar DANFOSS 1 25 60 H 4 mm lock position 1 5 100 C black markings TORNADO 11...

Page 34: ...Rotational Speed Smoke Index with original hood rpm 3400 1 00 Air Lock Adjustment Nozzle Type Fuse mm 3 0 Manufacturer DANFOSS A 15 slow blow Type 60 H Maximum Thermal Power Kerosene Flow Rate GPH 0...

Page 35: ...ational Speed Smoke Index with original hood rpm 3400 1 00 Air Lock Adjustment Nozzle Type Fuse mm 4 0 Manufacturer DANFOSS A 15 slow blow Type 60 H Maximum Thermal Power Kerosene Flow Rate GPH 1 00 S...

Page 36: ...tational Speed Smoke Index with original hood rpm 1700 1 00 Air Lock Adjustment Nozzle Type Fuse mm 14 0 Manufacturer DELAVAN A 20 slow blow Type 80 W Maximum Thermal Power Kerosene Flow Rate GPH 1 50...

Page 37: ...A average 75 73 Rotational Speed Smoke Index rpm 3400 1 00 Air Lock Adjustment Nozzle Type Fuse mm 4 0 Manufacturer DELAVAN A 10 slow blow Type 60 S Maximum Thermal Power Kerosene Flow Rate GPH 1 25 S...

Page 38: ...average 75 73 Rotational Speed Smoke Index rpm 1760 1 00 Air Lock Adjustment Nozzle Type Fuse mm 13 0 Manufacturer DANFOSS A 20 slow blow Type 80 W Maximum Thermal Power Kerosene Flow Rate GPH 2 25 Si...

Page 39: ...NG DIAGRAM Basic version EV TR M SL TS FS FC PL IN TH FR Fuel solenoid valve High voltage transformer Motor Warning lamp Overheat thermostat Fuse Flame sensor Reset pushbutton Switch Remote room therm...

Page 40: ...ted filter and nozzle pre heater EV TR M SL TS FS FC PL IN TH FR Fuel solenoid valve High voltage transformer Motor Warning lamp Overheat thermostat Fuse Flame sensor Reset pushbutton Switch Remote ro...

Page 41: ...ing Manual 41 4 3 SPECIAL SERVICING TOOLS 1 Smokemeter 2 Strips for smokemeter 3 Shell Bacharach reference scale 4 Pressure gauge for oil pressure measurement 5 Electrical multimeter Ill 55 Ill 56 2 3...

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