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DIAGNOSTIC CODES FOR STATUS LED

A RED LED is provided to indicate furnace operating status
LED Condition

Fault Condition

Check

LED ON

Normal operation

No action required. Control OK.

LED OFF

No power to control or

control

hardware fault detected

Line voltage input power at L1 and Neutral

connectors control board.

System wire harness in good condition and

securely connected at both ends.

1 Flash

High limit switch open

Open limit switch.

Limit switch and wiring in good condition and

securely connected.

Check for blocked air ﬁlter, correct temperature rise,

blower speed selection, closed ducts, ect.

2 Flashes

Pressure switches open

with inducer on

Pressure switches operation, tubing and wiring.

Obstruction or restrictions in venting preventing

proper air ﬂow.

3 Flashes

Pressure switches closed

with inducer off

Pressure switches stuck closed.

Pressure switches mis-wired or jumpered.

4 Flashes

Control in 1 hour lockout

Gas supply OFF, or gas supply pressure too low to

operate furnace.

Damaged or broken HSI element.

Line voltage input power at L1 and Neutral

connectors control board.

Furnace not properly earth grounded.

Flame sensor rod contaminated or in incorrect

position.

HSI element located in wrong position.

Hot surface element or ﬂame sensor wiring in good

condition and properly connected.

5 Flashes

L1/Neutral Polarity problem Check supply voltage to ensure proper polarity to

L1 and Neutral connections.

Содержание G95V

Страница 1: ...E P N 240006743 Rev A 07 07 An ISO 9001 2000 Certi ed Company INSTALLATION MANUAL AND OPERATING INSTRUCTIONS ECR INTERNATIONAL LTD P O Box 900 6800 Base Line Wallaceburg ON N8A 5E5 Canada 2201 Dwyer A...

Страница 2: ...light commercial heating applications from 60 000 to 120 000 BTU Hr The 95 ef cient furnace series is CSA design cer ti ed as a Category IV indirect or direct vent cen tral forced air furnace When ins...

Страница 3: ...Sections 3 6 and 20 of this manual Furnace Sizing Duct work and Air ow 7 When a furnace is installed so that the supply ducts carry air circulated by the furnace to areas outside the space containing...

Страница 4: ...Gas Association 400 North Capitol Street NW Suite 450 Washington DC 20001 Phone 202 824 7000 National Fire Protection Association 1 Batterymarch Park Quincy MA 02169 7471 Phone 617 770 3000 WARNING DO...

Страница 5: ...OID PHYSICAL DAMAGE BY VE HICLES FAILURE TO HEED THESE WARNINGS CAN CAUSE A FIRE OR EXPLOSION RESULTING IN PROPERTY DAMAGE PERSONAL INJURY OR LOSS OF LIFE FIGURE 1 FURNACE DIMENSIONS AND CLEARANCE TO...

Страница 6: ...VED CARBON MONOXIDE DETEC TORS Each carbon monoxide detector as required in ac cordance with the above provisions shall comply with NFPA 720 and be ANS UL 2034 listed and IAS certi ed 3 SIGNAGE A meta...

Страница 7: ...7 INSTALLATION INSTRUCTIONS A copy of all installation instructions for all product approved side wall horizontally vented gas fueled equipment all venting instructions all parts lists for venting in...

Страница 8: ...Conditioning Contractors of America describes a suitable procedure for calcu lating the maximum hourly heat loss If the installation is a retro t application do not rely on the capacity of the existi...

Страница 9: ...winter operation if the condensate does not drain freely away from the furnace FIGURE 3 SUGGESTED METHOD FOR SUSPENDING HORIZONTAL FURNACE f The furnace should be installed on a rm base when installe...

Страница 10: ...a self regulating 5 or 6 watt per foot heat tape covered with a jacket of insulation Heat tapes are avail able in plumbing supply houses 3 INSTALLATION IN UPFLOW DOWNFLOW OR HORIZONTAL POSITIONS UPFLO...

Страница 11: ...the furnace for speci c model number serial number and clear ance to combustibles information IMPORTANT This furnace requires a minimum of 24 of front clearance for service purposes For this purpose...

Страница 12: ...nent type air lters GUIDE Filter free area in2 144 x CFM de sired velocity FPM 6 DUCTWORK Proper air ow is required for the correct operation of this furnace Insuf cient air ow may cause er ratic oper...

Страница 13: ...RNACE CAN CAUSE CARBON MONOXIDE POISONING OR AN EXPLOSION OR FIRE RESULTING IN PROPERTY DAM AGE PERSONAL INJURY OR LOSS OF LIFE DEFINITIONS Vent and Chimney refer to open passageways that convey vent...

Страница 14: ...venting system must be re sized In Canada refer to the latest addi tion if CAN GGA B149 Natural Gas or Propane Installation Code In the United States refer to the latest ANSI Z223 1 National Fuel Gas...

Страница 15: ...ough it and may be installed with common ABS PVC or CPVC piping or ttings This piping ttings primer and cement will need to be installed as per the manufacturers instructions in cluding cementing cutt...

Страница 16: ...ven tilation air is being taken from indoors or outdoors the method outdoor air if used is introduced and taking into account any other fuel burning applianc es in the con ned space If suf cient indoo...

Страница 17: ...e a use the direct vent option b obtain out door air from elsewhere or c interlock the attic exhaust fan with the furnace such that the two cannot operate simultaneously CASE 4 FURNACE LOCATED IN A CO...

Страница 18: ...ed with 1 thick medium density foil faced Fiber glass insulation An equivalent arm a ex or rub a tex may also be used as long as there is no heat tape applied to the vent pipe For hori zontal runs whe...

Страница 19: ...shown in this table All exhaust piping must be installed in accordance with CAN CGA B149 in Canada the latest edition of National Fuel Gas Code NFPA 54 ANSI Z223 1 in the United States as well as in...

Страница 20: ...where exhaust gases may cause fogging etc Avoid locat ing the termination too close to shrubs and other vegetation The condensate may stunt or kill them CAUTION Moisture in the ue gases condenses as...

Страница 21: ...1 foot vertically for each foot horizontally up to 6 feet WARNING READ AND FOLLOW ALL INSTRUCTIONS IN THIS SECTION FAILURE TO PROPERLY VENT THIS FURNACE CAN CAUSE CARBON MONOXIDE POISONING OR AN EXPLO...

Страница 22: ...y through a roof The end of the ex haust pipe must be 12 higher than the entrance of the combustion air intake terminal Figure 11 The exhaust pipe extending through the roof must extend a minimum of 1...

Страница 23: ...is series furnace They provide a means of ob taining combustion air and exhausting products of combustion utilizing a single penetration through the exterior wall This can be useful when there is limi...

Страница 24: ...nda porch or deck is greater than 12 Refer to Figures 21A and 21 B for terminal clearances IN THE U S A In addition to the general guidelines in the United States both non direct and direct vent exhau...

Страница 25: ...AND CLAMP PROVIDED THE INTAKE MUST USE THE THREADED PVC CONNECTOR WITH THE GASKET AND LOCK NUT ROUTING OPTIONS The furnace can be installed in any of four positions Figures 22 25 on the follow ing pag...

Страница 26: ...9 Complete the venting as installation requires If exiting the top panel use two street elbows to route the vent One elbow secured to the in ducer will angle toward the front of cabinet with the seco...

Страница 27: ...27 FIGURE 21A DIRECT VENT TERMINAL CLEARANCES...

Страница 28: ...28 FIGURE 21B NON DIRECT VENT TERMINAL CLEARANCES...

Страница 29: ...ss tube and hold in place with supplied hose clamps Tubing should slope towards drain trap with no sags Instructions for Up ow with Left Side Venting 1 Remove 2 5 knockout and connect 2 nipple approxi...

Страница 30: ...lace with sup plied hose clamps Tubing should slope towards drain trap with no sags Instructions for Horizontal Left with Top Venting 1 Remove 2 5 knockout and connect 2 nipple approximately 2 5 long...

Страница 31: ...exhauster coupling route to the smaller inlet on the condensate trap cut excess tube and hold in place with supplied hose clamps Tubing should slope towards drain trap with no sags Instructions for H...

Страница 32: ...ensate trap cut excess tube and hold in place with supplied hose clamps Tubing should slope towards drain trap with no sags Instructions for Down ow with Right Side Venting 1 Remove 2 5 knockout and c...

Страница 33: ...coupling on the inducer will work better if the drain holes are pointed down about 15 de grees The drain hose supplied with the furnace is long enough to reach either side panel however it must be cut...

Страница 34: ...induced blower assembly elbow drain tting and pour approximately one cup of water down the hose Water will begin running out the condensate drain trap outlet when it is full Re fasten the vent drain...

Страница 35: ...hich has previously ser viced another gas appliance IMPORTANT To maintain a good seal in the burner area the gas piping through the side panel into the furnace must be A53 black iron pipe The pipe pas...

Страница 36: ...sure with either fuel The gas valve has two adjustable internal regulators for controlling burner manifold pressure Burner manifold high re and low re pressures are listed on the furnace rating plate...

Страница 37: ...ces The ori ce spuds are brass and do not normally require pipe dope A light grease may be used to lubricate the threads The ori ce spuds have tapered threads DO NOT OVER TIGHTEN TABLE 6 HIGH ALTITUDE...

Страница 38: ...and operate the furnace and all other gas consuming appliances on the same gas supply line Using a soap and water solution check for leaks around the gas valve manifold connection and the burn er ori...

Страница 39: ...nnecting R W1 and W1 W2 on the integrated control board Remove regulator cov er screw from the high outlet pressure regulator adjust tower g 31 and turn the plastic regu lator adjustment screw clockwi...

Страница 40: ...X DO NOT USE GAS PIPING AS A GROUND FAILING TO GROUND THE FURNACE PROP ERLY CAN RESULT IN ELECTRIC SHOCK RE SULTING IN PERSONAL INJURY OR DEATH In Canada all electrical work must be in accor dance wit...

Страница 41: ...knockout using a eld supplied bushing Route the control wiring to the control panel to con nect to the 24 volt terminal screws THERMOSTAT The room thermostat must be compatible with the integrated con...

Страница 42: ...to a point above room temperature to light the furnace 7 After the burners are lit set the room thermostat to the desired temperature TO SHUT DOWN THE FURNACE 1 Set the room thermostat to its lowest...

Страница 43: ...assembly will be dry A dry trap will allow ue gases to ow through the re covery coil drain which will prevent the condensate from draining from the recovery coil If enough condensate ac cumulates in...

Страница 44: ...ring the input into compliance Refer also to Setting the Gas Manifold Pressure and High Altitude in the Gas Supply Piping section of this manual Contact the fuel sup plier for speci c gas heating cont...

Страница 45: ...direct measurement with electronic or sloped manometers and velometers or by counting the number of times the amber CFM LED on the control board ashes Each ash signi es 100 CFM count the ashes and mu...

Страница 46: ...rtment door 2 Locate the 4 position movable HEAT jumper to adjust heat speed 3 Remove the jumper from position A and place it on the corresponding letter B C or D as required Refer to TABLE 2 HEATING...

Страница 47: ...remains energized as long as the call for fan remains without a call for heat or cool ing This feature allows continuous circulation of air between calls for heating or cooling If a call for heat W oc...

Страница 48: ...irculating fan motor must be cleaned on a periodic basis by a quali ed service technician Dust buildup in the ventilation ports of the motor will cause the motor to not dissi pate heat properly result...

Страница 49: ...burner compartment CAUTION Be careful when working on the burner assembly The hot surface igniter is fragile and can break easily The ame sensor should be inspected and cleaned with ne steel wool or S...

Страница 50: ...Start Flame Sense Lost Thermostat Call For Heat Ends Low Main Valve Closes Combustion Air Blower Off After Post Purge 5 Seconds Circulating Air Fan Off After Soft Stop Wait For Next Call For Heat Low...

Страница 51: ...hes Pressure switches open with inducer on Pressure switches operation tubing and wiring Obstruction or restrictions in venting preventing proper air ow 3 Flashes Pressure switches closed with inducer...

Страница 52: ...urnace operating status LED Condition Fault Condition Check 6 Flashes Not Used 7 Flashes Pressure switch cycle lockout Pressure switches operation tubing and wiring Obstruction or restrictions in vent...

Страница 53: ...53 22 WIRE DIAGRAM FOR TWO STAGE FURNACE WITH ECM...

Страница 54: ...mp and gasket all vent exits to furnace panels to insure airtight seal Equivalent vent length must be less than the allowable length in Table 4 Direct and Non Direct Vent Lengths If there is a choice...

Страница 55: ...60 3 80 3 80 4 10 550001523 FRONT MANIFOLD COVER 100 5 120 5 11 550001660 PFC CHOKE COIL 80 4 100 5 120 5 12 550001532 DOOR SWITCH ALL MODELS 13 550001657 1HP ECM MOTOR 120 5 13 550001861 1HP ECM MOTO...

Страница 56: ...550001660 KIT CHOKE COIL HIGH 2ST 80 4 100 5 120 5 12 550001532 KIT DOOR SWITCH ALL MODELS 13 550001657 KIT 1HP ECM MTR PROG 2ST 120 5 13 550001861 KIT 1HP ECM MTR PROG 2ST 100 5 13 550001658 KIT 1 2...

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