Vfcf160-v1.0 ibc ibc technologies inc. Vancouver, canada vfc series fixed firing gas boiler model vfc 160 installation and operating instructions warning: if the information in this manual is not followed exactly, a fire or explosion may result causing property damage, personal injury, or loss of li...
Ibc technologies inc. - 2 - vfc 160 table of contents 1. Installation ...................... 3 1.1 general..........................................3 1.2 code requirements ................3 1.3 location ..............................................4 1.4 venting ........................................
Ibc technologies inc. - 3 - vfc 160 1. Installation 1.1 general the vfc 160 boiler is a low pressure, fully condensing unit having a fixed firing rate input of 160 mbh (160,000 btu/hr). The boiler is approved for either direct vent (sealed combustion) or category iv (indoor air) applications, provid...
Ibc technologies inc. - 4 - vfc 160 1.3 location keep boiler area free and clear of combustible materials, gasoline, and other flammable vapours and liquids. The vfc-series boilers are designed and approved for wall or floor installation (on combustible flooring), with significant flexibility of loc...
Ibc technologies inc. - 5 - vfc 160 1.4 venting all venting must be installed in accordance with the requirements of the jurisdiction having authority: in the usa part 7, venting of equipment of the national fuel gas code, ansi 223.1, latest edition, and any other local building codes are to be foll...
Ibc technologies inc. - 6 - vfc 160 direct vent case, combustion air is piped directly to the boiler’s air intake from outdoors. Using the category iv alternative, air for combustion is drawn from the indoor air surrounding the boiler or drawn from ventilated attic or crawl spaces. The vfc 160 is sh...
Ibc technologies inc. - 7 - vfc 160 provide space for splicing in an optional 2” compatible air filter unit. The junction between the initial 2" vent section (e.G. 10' of cpvc ), the vent line diameter is increased through use of a 3”- 2” (or 2.5" x 2") reducer. It shall be placed in a vertical sect...
Ibc technologies inc. - 8 - vfc 160 1.4.1.4 venting passage through ceiling and floor the following instructions apply to 2”, 2.5" and 3” piping: • pipe clearances - no specific requirements - follow local codes • piping must be supported in the flooring • all piping must be liquid and pressure tigh...
Ibc technologies inc. - 9 - vfc 160 min 36" to intake min. 12" to any opening snow line min. 12" min. 24" to any overhang min. 4’ horizontal distance from any gas or electrical meter figure 5. Side wall venting 4−3/8" minimum min. 12" between bottom of intake and bottom of vent 5−1/2" 12" min. Clear...
Ibc technologies inc. - 10 - vfc 160 1.4.2 category iv venting a category iv venting system is one in which air for combustion is take from the ambient air around the boiler. Vent piping is run horizontally or vertically to the outdoors. 1.4.2.1 ventilation and air supply to support combustion, an a...
Ibc technologies inc. - 11 - vfc 160 #30 #15 hydronic flow check(s) o zone valves to prevent thermal circulation contractor supplied system circulator(s) air purger diaphragm expansion tank 12−18" air vent backflow preventer stop & waste or ball valve auto fill valve 12 psi min. Boiler feedwater sys...
Ibc technologies inc. - 12 - vfc 160 the vfc boiler is designed for supply water temperatures within the range 80°f to 180°f, with a 20°f rise. Water flow rates and pressure drop (head in ft. W.C.) associated with a 20°f maximum rise ( ∆°t) for the respective vfc models are as follows: table 4 - flo...
Ibc technologies inc. - 13 - vfc 160 table 5 - max. Pipe length (ft) model 1/2” ips 3/4” ips 1” ips vfc 160 8 35 120 gas piping must have a sediment trap ahead of the boiler’s gas valve (see figure 11.). A manual shutoff valve must be located outside the boiler, in accordance with local codes/standa...
Ibc technologies inc. - 14 - vfc 160 1.7.3 thermostat heat anticipator when installed in a non-zoned system, the heat anticipator setting is dependant on the gas valve installed in the boiler: gas valve anticipator current setting white-rodgers 36e22 0.5 a white-rodgers 36e36 0.5 a white-rodgers 36f...
Ibc technologies inc. - 15 - vfc 160 2. Startup for your safety read before operating warning: if you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life. A. This appliance does not have a pilot. It is equipped with an ign...
Ibc technologies inc. - 16 - vfc 160 2.1 prior to start-up ensure venting system is complete and seal tested. Confirm any common venting system at the installation site is isolated and independent of the vfc boiler and that any holes left from removal of a previous boiler have been sealed. Fill cond...
Ibc technologies inc. - 17 - vfc 160 2.3 blower adjustment to ensure a proper gas/air ratio, adjust the blower using the manometer as shown in figure 14. Figure 14. Blower adjustment connections table 7 - blower adjustment 1. Once again, ensure that vents are not obstructed (see troubleshooting guid...
Ibc technologies inc. - 18 - vfc 160 3. Maintenance and troubleshooting 3.1 boiler operation 3.1.1 normal operation 1. On power-up, the boiler exercises the fan and pump by entering into a post- purge routine - see below. 2. On a call for heat, the blower and pump switch on. 3. After 20-40 seconds, ...
Ibc technologies inc. - 19 - vfc 160 3.2 boiler maintenance the installer is responsible to ensure the owner aware of the importance of regular maintenance, and that improper maintenance may result in a hazardous condition. Unless otherwise specified, boiler must be inspected at the beginning of eac...
Ibc technologies inc. - 20 - vfc 160 check water pressure and temperature. There should be no noticeable change if boiler is functioning normally. Check for any noise in the system. Check water piping for damage or leaks and repair as needed. Freeze protection use only antifreeze made specifically f...
Ibc technologies inc. - 21 - vfc 160 compound between the base of the operator and the mounting surface. 3.3.5 transformer part#/type: #vfcx-p006 /hammond dg2g control transformer; alternate: rex cs100aw/x primary- 120vac; sec.- 24 vac; 100va function: provides 24 vac for (1) the control circuit and...
Ibc technologies inc. - 22 - vfc 160 connector bus for control circuit wiring. The integrity of the series control circuit is preserved in the fxfr module’s internal circuitry. Finally, the module comprises the circuitry supporting the optional electronic operator. The enunciator panel carries seven...
Ibc technologies inc. - 23 - vfc 160 4. Detailed systems troubleshooting cycling problems symptom diagnosis remedy rapid cycling i) gas valve clicks on and off repeatedly when igniting. Obstruction in intake/ exhaust venting. Inspect vent terminals and tubing. Clear any obstructions. Ii) water noise...
Ibc technologies inc. - 24 - vfc 160 ignition problems symptom diagnosis remedy noisy spark when igniting. Ignition lead is not firmly connected. Reconnect ignition lead contaminants/moisture on igniter probe/flame sensor. Ensure probe is dry by re- running post-purge; otherwise, clean or replace ig...
Ibc technologies inc. - 25 - vfc 160 temperature problems symptom diagnosis remedy insufficient heat. Operating temp. Too low boost setpoint per section 2.3.1 above unit undersized refer to load calculation vs. Boiler output air trapped within system bleed system as required. Improper system piping ...
Ibc technologies inc. - 26 - vfc 160
Ibc technologies inc. - 27 - vfc 160 gnd (burner) valve valve +25v +25v (gnd) g pressure switch operator flow switch vent limit water limit blower (control) pwm −v tac +v thermostat g pump ignition module pressure switch operator flow switch vent hi-limit water hi-limit fan speed thermostat pump set...
Ibc technologies inc. - 28 - vfc 160 component layout diagram 1. Igniter probe/flame sensor 2. Blower 3. Tridicator 4. Water hi-limit 5. Operator 6. Gas valve 7. Pressure switch 8. Ignition control module (icm) 9. Enunciator 10. Transformer 11. Flow switch 12. Vent hi-limit.
Ibc technologies inc. - 29 - vfc 160 installation checklist model#: water tank #: dealer name: serial#: installation date: heat loss: btuhr ft. Of radiation: # of zones: btu/ft.: total radiation output: btuhr electrical information thermostat: anticipator setting: amps supply voltage: volts combusti...
Ibc technologies inc. - 30 - vfc 160 air switch reference line connections.
