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Mantle depth “A” 

1”  

(25mm) 

2”  

(51mm) 

3”  

(76mm) 

4”-5”  

(102mm-
127mm)) 

6”  

(152mm) 

7” 

(178mm) 

8”–12”  

(203mm-305mm) 

max. 

Mantle clearance 
“B” 

7”  

(178mm)

8” 

(203mm) 

9” 

(229mm)

10” 

(254mm) 

11” 

(279mm) 

12” 

(305mm) 

14” 

(356mm) 

 
Figure 1 Major dimensions & clearances without optional trims (Shown with #601SFB Front) 

    

 

 

 

 

 

3 sided trims   

 

 

 

 

 

 

 

 

 

 

 

4 sided trims 

 
Figure 2 #601SFB Front with optional trims 

       

 

 

 

 

 

3 sided trims   

 

 

 

 

 

 

 

 

 

 

 

4 sided trims 

Figure 3 #602CFB Front with optional trims 

4 of 23  

Summary of Contents for HORIZON 535

Page 1: ...lothes etc This appliance is suitable for installation in a bedroom or bed sitting room WARNING If the information in these instructions is not followed exactly a fire or explosion may result causing...

Page 2: ...off Fitting 14 7 6 Support Angle Fitting 14 7 7 Attaching Air Restrictors 15 7 8 Attaching Rear Ceramic Support 15 7 9 Attaching to the Framing 15 8 INSTALLATIONS WITH HORIZONTAL TERMINATION INSTALLI...

Page 3: ...ther flammable vapors and liquids Never attempt to burn paper or any other material in the appliance The venting terminal must not be recessed into a wall or siding The vent terminal on the outside wa...

Page 4: ...ersion in areas where natural gas was not available at the time of initial installation 2 4 Venting options 2 4 1 Direct vent installations One or more of the accessories listed below must be used for...

Page 5: ...rance B 7 178mm 8 203mm 9 229mm 10 254mm 11 279mm 12 305mm 14 356mm Figure 1 Major dimensions clearances without optional trims Shown with 601SFB Front 3 sided trims 4 sided trims Figure 2 601SFB Fron...

Page 6: ...s These appliances when installed must be electrically grounded in accordance with local codes or in the absence of local codes with the National Electrical Code ANSI NFPA 70 or the Canadian Electrica...

Page 7: ...ombustible hearth is not necessary in front of this appliance All combustible materials must be outside the dimensions shown in figure 4 Be aware of the area 9 x 35 23cm x 90 2cm immediately above the...

Page 8: ...materials above horizontal pipe run inside building Outside wall shields thimbles 5 12 7cm G Clearance to combustible materials below horizontal pipe run 15 16 3 3cm H Clearance to combustible materi...

Page 9: ...ination The dimensional requirements in sections 4 2 and 4 3 apply Adapter 817VAK one 90 vent elbow 990B and Dura vent pipe lengths will be required 942 Dura vent thimble kit may also be necessary See...

Page 10: ...l straps a vertical vent terminal roof flashing and Dura vent pipe lengths will be required Various other ceiling or roof items may be necessary depending on the particular installation See venting op...

Page 11: ...on on window 12 30 D Vertical clearance to ventilated soffit located above the terminal within a horizontal distance of 2 feet 60 cm from the center line of the terminal 18 46 E Clearance to unventila...

Page 12: ...fixing appliance to studding 601SFB Standard metal front Alternative 1 Upper louver unit 1 Lower louver unit 2 Side channels 2 Hinge studs 2 Hinge spacers 2 Magnet counterplates 602CFB Cast iron fron...

Page 13: ...12 of 23 Figure 11 Pack contents...

Page 14: ...er clockwise through the IGN position to PILOT A spark should flash across from the pilot electrode to the pilot burner shield See figure 13 7 3 Flame Control Motor Check See figure 14 Fit the battery...

Page 15: ...he shield to the case sides by refitting the two screws at the top rear corners and by two screws from the pack fitted near the front Bend the two top rear stand offs and fit to the heat shield with t...

Page 16: ...l rise of 3ft or more fit the restrictors at maximum port opening position See Graph 2 On models 535 the horizontal type restrictors are never set at any position except maximum port opening 7 7 2 Ins...

Page 17: ...de of the wall plates with 6 thread cutting screws per plate See figure 22 2 Bend the inner wall plate tab as shown in figure 23 so that the seam on the terminal tube will pass clearly through the pla...

Page 18: ...pass through the roof If directly above the position where it penetrates the ceiling drop a plumb from the roof to the small hole in the ceiling and mark the roof at this spot If rafters or other obst...

Page 19: ...ning at the bottom right side of the heater case Cut off the L terminals from the switch wires on the remote control receiver and remove insulation from approximately at ends of wires See figure 30 Se...

Page 20: ...gas supply piping system by closing its individual manual shut off valve during any pressure testing of the gas supply piping system at test pressures equal to or less than psig 3 5kPa f Failure to ei...

Page 21: ...tely behind the burner See figure 39 2 Place the rear log in position locating the two top projections in the ash bed into the holes in the rear log See figure 40 3 Place the two front logs at the fro...

Page 22: ...l other controls wall switch remote hand unit See owner s lighting instructions further on in this manual for full details Aeration adjustment As described in section 11 for natural gas appliances the...

Page 23: ...e two adhesive backed magnet counterplates to the tabs at the firebox sides which line up with the magnets on the lower louver See figure 48 Fit the two side channels by hooking into the openings at t...

Page 24: ...ar clockwise as possible 3 Turn the gas control knob clockwise to OFF NOTE The knob cannot be turned from PILOT to OFF unless it is pushed in partially Do not force 4 Wait five 5 minutes to clear out...

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