80% single stage, psc motor category i, gas furnace (47 pages)
Summary of Contents for Arcoaire OLR098A12A
Page 1
LOW-BOY OIL FIRED FURNACE MODELS : OLR098A12A OLV098A12A INSTALLER / SERVICE TECHNICIAN: Attention: USE THE INFORMATION IN THIS MANUAL FOR THE Do not tamper with the unit or its INSTALLATION / SERVICING OF THE FURNACE AND KEEP controls. Call a qualified service...
1. SAFETY REGULATIONS WARNING Installations and repairs performed by unqualified persons can SAFETY LABELING AND result in hazards to them and to others. Installations must WARNING SIGNS conform to local codes or, in the absence of same, to codes of The words DANGER, WARNING AND CAUTION are used to identify the country having jurisdiction.
Figure 1: Location and dimensions of ventilation air 2 INSTALLATION openings in a closet door The unit is shipped with a burner and its controls. It requires a 115VAC power supply to the control panel and thermostat hook-up as shown on the wiring diagram, one or more oil line connections, suitable ductwork and connection to a properly sized vent.
Figure 2: Thermostat Wiring-Heating & Air Conditioning - 2.4.1 Nozzles With 4 Speed Motor The burner comes equipped with an appropriate nozzle. However, if another size or a replacement nozzle is required, use the manufacturer’s recommended spray angle and type a shown in Table 1 and based on a pump pressure of 100 psi.
BLOCKED VENT SHUT-OFF 2.7.1 Contaminated Combustion Air DEVICE (BVSO) FOR CHIMNEY Installations in certain areas or types of structures will increase VENTING the exposure to chemicals or halogens that may harm the CAUTION furnace. These conditions will require that only outside air be used for combustion.
DUCTING Figure 5: Blower start / stop delays - Board #1158 WARNING Poisonous carbon monoxide gas hazard. DO NOT draw return air from inside a closet or utility room. Return air MUST be sealed to the furnace casing. Failure to properly seal ducts can result in death, bodily injury and/or property damage.
2.10 2.10.3 INSTALLATION OF Air Conditioner (or Heat Pump) ACCESSORIES An air conditioning coil has to be installed on the supply air side ONLY. WARNING WARNING Electrical shock hazard. Turn OFF electrical power at the fuse box or service panel before Poisonous carbon monoxide gas hazard.
3 OPERATION IMPORTANT The combustion check verification MUST be performed after the START-UP nozzle replacement or the burner cleaning. After these Before starting up the unit, be sure to check that the following items manipulations, the combustion parameters are necessarily are in compliance: modified.
3.3.7 3.3.9 Supply air Temperature Rise Test Restart after burner failure Operate the burner for at least 10 minutes; Set the thermostat lower than room temperature; Measure the air temperature in the return air plenum; Press the reset button on the burner primary control (relay) Measuring the air temperature in the largest trunk coming off the Set the thermostat higher than room temperature;...
4 MAINTENANCE CLEANING THE BLOCKED VENT SHUT-OFF DEVICE WARNING (BVSO) For continuous safe operation, the Blocked Vent Shut-off Electrical shock hazard. device (BVSO) must be inspected and maintained annually by a qualified service technician. Turn OFF power and fuel to the furnace before any disassembly or servicing.
6 DIMENSIONS AND RATINGS Table 7: Technical Specifications LOWBOY SERIES 098 UNITS WITH 1/3 HP 4-SPD. MOTOR UNITS WITH 1/2 HP ECM MOTOR RATING AND PERFORMANCE Firing rate (USGPH)* 0.55 0.70 0.55 0.70 Input (BTU/h)* 77 000 98 000 77 000 98 000 Heating temperature rise (Degr.
Table 10: Minimum clearances from combustible material CLEARANCES RECOMMANDED ACCESS LOCATION APPLICATION (combustible materials) FOR SERVICE FURNACE 2.54 cm (1") 0.6 m (24") SIDES SUPPLY PLENUM WITHIN 6 FEET OF FURNACE 2.54 cm (1") BACK ACCESS PANEL TO BLOWER 10.16 cm (4") 0.6 m (24") FURNACE OR PLENUM 5.08 cm (2")
Table 11: Parts List - With 4 Speed motor PSC ITEM PART # DESCRIPTION COMMENTS B03540 HEAT EXCHANGER ASSEMBLY Heat exchanger only J06L002 EXTRUDED JOINT 1/4 X 1/8 X 25' B03570 FLOOR ASSEMBLY B03561 INSIDE WIRE CHANEL B03572 LOWER DIVIDER ASSEMBLY Includes panel, 3 gaskets and baffle B03335-02 INT.
Table 12: Parts List - With variable speed motor ECM ITEM PART # DESCRIPTION COMMENTS B03540 HEAT EXCHANGER ASSEMBLY Heat exchanger only J06L002 EXTRUDED JOINT 1/4 X 1/8 X 25' B03570 FLOOR ASSEMBLY B03561 INSIDE WIRE CHANEL B03572 LOWER DIVIDER ASSEMBLY Includes panel, 3 gaskets and baffle B03335-02 INT.