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6

 

Placing the boiler

Logano G

C

 124 II – 6 720 804 440 (2012/11)

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▶ Secure boiler on the boiler cart.
▶ Move boiler to desired location.
▶ Place the boiler at its final postion.

5.2

Lifting and carrying the boiler

The boiler can be picked up at the both long sides of the boiler as shown.

Fig. 6

Lifting and carrying the boiler

6

Placing the boiler

This chapter explains how to place the boiler and position it in the boiler 
room.

The boiler is very heavy when filled with water. 

C

heck that the floor can 

bear the weight before installation.

6.1

Clearances

The G

C

124 boiler is approved for closet installation.  The following 

minimum distances must then be maintained:
• front: 2",
• sides: 2",
• behind open draft hood: 6",
• above boiler top panel: 30".

A space of at least 33 inches is recommended in front of the boiler with 
the door removed to allow sufficient access space for operation and 
maintenance. When the door is closed, a minimum clearance of 2 inches 
is required at the front and sides, 2 inches clearance is also required for 
the flue pipe and 30 inches clearance to the ceiling. The installation 
location and the base must be smooth and horizontal.The boiler may be 
installed on a flammable base, but not on carpet.

Fig. 7

Required clearances in the boiler room

[1]

Recommended service clearances

[2]

Required minimum clearances

[3]

Burner tray access door with combustion air opening as required 
per ANSI Z.223.1

6.2

Leveling the boiler

Level the boiler in both horizontal directions.

▶ Level the boiler using a level and place small wedges (not supplied) for 

leveling purposes.

7

Boiler installation

This chapter describes how to install the boiler. This includes the 
following tasks:

C

onnecting the heating system

• Electrical connection
• Gas supply piping connection

7.1

Preparing for installation

▶ Unpack all boxes and containers and check all parts against the 

packing lists to make sure that everything has been supplied.

CAUTION: 

Risk of injury due to carrying heavy loads.

▶ Lift and carry the boiler with at least four people at the 

designated side panel locations.

NOTICE: 

System damage due to frost.

▶ Place the boiler in a frost-free room.

6 720 804 440-06.1T

Every boiler is carefully inspected and tested before it 
leaves the factory. However, if you discover any damage 
or missing parts, please inform your supplier 
immediately. Before disposing of packing material, 
make sure that no parts are still in it.

For better access remove the front door.

1

2

3

6 720 804 440-07.1T

Summary of Contents for Logano GC 124 II

Page 1: ...efore placing this boiler in operation observe the safety instructions of this installation and mainte nance manual CAUTION The operating manual is a component of the tech nical documentation handed o...

Page 2: ...s for combustion air supply and venting 12 9 Requirements for connection to chimneys or venting systems 13 10 Flue pipe installation 13 11 Placing the heating system in operation 14 11 1 Starting up t...

Page 3: ...bility may cause dangerous flue gas leaks or formation Make sure that inlets and outlets are not reduced in size or closed If faults are not corrected immediately the boiler must not be operated until...

Page 4: ...e ANSI Z 223 1 If specified by the local regulatory authorities the heating system must comply with the regulations of the Standard for Controls and Safety Devices for Automatically Fired Boilers ANSI...

Page 5: ...oiler 2 3 8 RK 1 VK 1 GAS EL GAS 6 720 804 440 02 1T Boiler size Boilerinput A B Vent connection II Min relief valve capacity Number of Orifices Water volume Dry weight Btu hr Inches Inches Inches lb...

Page 6: ...ponent Qty Packaging method Boiler complete 1 1 palette B kit components 1 1 4 supply manifold 30 psi relief valve long shank boiler drain pressure temperature gauge 90 elbow 1 x 1 NPT 90 elbow 1 x 1...

Page 7: ...and horizontal The boiler may be installed on a flammable base but not on carpet Fig 7 Required clearances in the boiler room 1 Recommended service clearances 2 Required minimum clearances 3 Burner tr...

Page 8: ...ut off Thelow watercut offmustbeinstalledduring installation of the boiler and placed above the water level in the boiler without any means of shutting the water off between the boiler and low water c...

Page 9: ...ust be grounded as specified by the regulations of the relevant local authorities otherwise follow the regulations of the National Electrical Code ANSI NFPA 70 The boiler is fully functional with the...

Page 10: ...jacket if required by the local code We recommend installing a manual shut off valve in the main gas pipe to the boiler The gas pipe must be fastened outside the boiler The local codes must be observ...

Page 11: ...iler slowly with water from the feed water connection Open automatic vents slightly to allow the air to escape Slowly fill heating system Observe pressure display on pressure gauge during this process...

Page 12: ...iler room calculated from the outer edge of the opening The shortest dimension of all inlet and outlet openings must not be less than three inches Total air supply from outside the building Make sure...

Page 13: ...nspect the venting system to ensure that it has the correct dimensions and longitudinal inclination Make sure that the system is not blocked leaking corroded or has any other faults that cause it to o...

Page 14: ...ed in the boiler have been tested at the factory as described in ANSI Z 21 13 to ensure safe operation of the heating system and verify specific performance indicators Preparing for operation Set the...

Page 15: ...n the gasvalve Installpressure measuring nipple andattach a pressure gauge to measure the orifice pressure Open gas shut off Fig 20 Gas valve 1 ON OFF knob shown in ON position 2 Screw plug for gas pr...

Page 16: ...e 1 ON OFF knob shown in ON position Checking gas supply pressure Check the gas supply pressure while the boiler is operating The connection pressure for natural gas must be between 4 7 and 10 5 W C F...

Page 17: ...shut off The main burner flame figure 25 and the ignition flame are extinguished After no more thansix 6 secondsthemaingassolenoidvalveonthegasvalvemust close with an audible noise If the gas valve do...

Page 18: ...to the OFF position Disconnect the heating system from the power source and turn thermostat to its lowest setting Seal leaks Repeat all steps in this paragraph Carefully wipe away the soapy water to p...

Page 19: ...ion Start up procedure Remarks or measured values 1 Type of gas Natural gas LP 2 Has the leak test been completed 3 Check combustion air inlet and outlet openings and flue gas connection 4 Check the e...

Page 20: ...stion air air inlets and Ventilation openings Check the venting system including the combustion air inlet and outlet openings All faults must be repaired immediately Make sure that the combustion air...

Page 21: ...figure 39 page 23 If the igniter flame is acceptable start cleaning Fig 33 Gas valve 1 Safety screw on igniter adjustment screw 15 5 1 Cleaning the boiler with brushes Burner removal Beforeopeningaun...

Page 22: ...ace cleaning cover install screws and replace insulation 15 5 2 Wet cleaning chemical cleaning For wet cleaning use a suitable cleaning agent depending on the degree of build up of dirt soot or scale...

Page 23: ...s line screw Rinse out burner rods with a water jet hold burner so water enters all slots of the burner rods and drains back out Fig 40 Moving burner back and forth to remove water Remove remaining wa...

Page 24: ...rmthatall maintenace work has been conducted Sign the maintenance protocol and discuss it with the owner of the heating system Be careful not to damage the pilot orifice during installation and cleani...

Page 25: ...er page 20 4 Cleaning of boiler page 21 5 Cleaning of burner page 23 6 Measuring gas supply pressure page 16 inches W C inches W C 7 Measuring orifice pressure page 16 inches W C inches W C 8 Checking...

Page 26: ...nd maintenance Logano GC 124 II 6 720 804 440 2012 11 26 Date Date Date Date Date inches W C inches W C inches W C inches W C inches W C inches W C inches W C inches W C inches W C inches W C Table 13...

Page 27: ...f everything is OK replace automatic ignition No Heat requirement ended system switches off flue baffle closes End of troubleshooting Repeat procedure until heating system operates properly On models...

Page 28: ...ition flame Specified thermostat value control reached Main and ignition gas valves close gas burners ex tinguished flue gas baffle if installed closes Ignition burner operation Ignition flame burns a...

Page 29: ...ly valid in the U S A and only for elevations from 0 8500 ft Boiler size Number of orifices Main gas orifice identification for elevations from feet in ft3 h inch W C 0 8500 ft 1 1 installation attitu...

Page 30: ...yellow black 4 R W L2 Plug Plug PV Intermittent pilot control module S8600H Connecting terminals for thermostat 2 Burner assembly Terminals on boiler block Main supply power use circuit breaker as req...

Page 31: ...Pilot Burner Spark Gas valve Main Pilot PV PV MV GND MV S8600H GND PV PV MV MV 24V 24VGND K1 TR High Limit Flame roll out safety shutoff switch K2 B2 L2 N L 24V AWG 18 WIRE 120 VAC Wiring Schematic G...

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