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Pinnacle GBU070 Installation & Operator's Manual

Pellet/corn furnace
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Installation/Operator's Manual
GBU070
PELLET/CORN
FURNACE
1
Rev: February, 02-20-2006
PINNACLE STOVE SALES INC.
1089 HIGHWAY 97 NORTH
QUESNEL, BC. V2J 2Y3
TEL. (250) 992-5050
FAX. (250) 992-5850
THIS MANUAL SUPERCEDES ALL PREVIOUS VERSIONS OF THIS MANUAL
Installation
To insure optimum performance
and safe operations please
follow the detailed information
provided with each furnace. We
require that a licensed, bonded
heating contractor install the
unit and that a permit be
obtained for the unit installation.

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  Summary of Contents for Pinnacle GBU070

  • Page 1 Installation/Operator’s Manual GBU070 PELLET/CORN FURNACE Rev: February, 02-20-2006 THIS MANUAL SUPERCEDES ALL PREVIOUS VERSIONS OF THIS MANUAL To insure optimum performance and safe operations please follow the detailed information provided with each furnace. We require that a licensed, bonded heating contractor install the unit and that a permit be obtained for the unit installation.
  • Page 2: Table Of Contents

    TABLE OF CONTENTS FURNACE SPECIFICATIONS CONTROL AND COMPONENT FUNCTIONS GENERAL INSTRUCTIONS CLEARANCE TO COMBUSTIBLES (diagram) CHIMNEY AND VENTING VERTICAL CHIMNEYS DUCTING – PRIMARY FURNACE ELECTRICAL REQUIREMENTS THERMOSTAT INSTALLATION TURNING OFF THE UNIT MAINTENANCE BURNING CORN WIRING DIAGRAM START UP INSTRUCTIONS PELLET...
  • Page 3: Furnace Specifications

    FURNACE SPECIFICATIONS HEIGHT--------------------------------------------------- 45 ¼ WIDTH---------------------------------------------------- 24 ¼ DEPTH---------------------------------------------------- 33 ½ WEIGHT-------------------------------------------------- 385 lbs VOLTS---------------------------------------------------- 110 V FLUE SIZE------------------------------------------------ 4” Pellet Vent BREACH--------------------------------------------------- Rear HOPPER CAPACITY--------------------------------------- 80 lbs BTU – INPUT--------------------------------------------- 70,000 BTU/HR OVERALL UNIT EFFICIENCY----------------------------- 80% WARM AIR OUTLET SIZE-------------------------------- 12” X 12”...
  • Page 4: Control And Component Functions

    This tube supplies both the fuel and combustion air to the fire pot. BLOWER The blower forces return air over the furnace heat exchanger and into the home’s duct system. The blower is controlled by the fan limit control.
  • Page 5: General Instructions

    8. Connect this furnace to its own independent Class L Chimney at least 4 inches in diameter. 9. This is a good furnace, but it cannot make up for a poor or incorrect installation. 10. Repair should be done only by a qualified service person.
  • Page 6 20. Do not allow anyone to operate the furnace that is not familiar with its operation. 21. Manually place fuel in the fire pot ONLY when starting a fire in a cold furnace. Never add pellets by hand to a smouldering fire or a hot fire pot. DANGEROUS smoking could result.
  • Page 7: Clearance To Combustibles (Diagram)

    CLEARANCE TO COMBUSTIBLES...
  • Page 8: Chimney And Venting

    Chimney required for the GBU070 is 4” Class “L” (also known as PL vent). A starting collar must be used to attach the venting system to the furnace. When connecting into a Class “A” or masonry chimney an approved 4” liner MUST be used to prevent back drafting of the chimney.
  • Page 9: Vertical Chimneys

    “air starvation” of the furnace. Provisions for combustion air shall be made in accordance with applicable provisions of local building codes. The GBU070 combustion air intake is the slot on the back of the unit. Keep this opening free of obstructions which would restrict airflow.
  • Page 10: Ducting - Primary Furnace

    DUCTING PRIMARY FURNACE To install the GBU070 as a “Primary Furnace” first locate the furnace as near the chimney and as centralized with respect to heat distribution as practical. Follow all clearance to combustible requirements. Connect the ductwork to the furnace. Minimum supply plenum size: 14”...
  • Page 11: Electrical Requirements

    ELECTRICAL REQUIREMENTS 1. Make sure that the power source conforms to the requirements of the furnace. Disconnect the power source before performing any maintenance or electrical work. 2. Connect the electrical power according to the appropriate wiring diagram on the following page.
  • Page 12: Turning Off The Unit

    Turn the power switch to draft fan. Fuel will stop feeding but the draft fan will remain running. Let run until fire burns out completely. Set power switch to off. NOTE: Approximately 10 – 12 minutes should be enough time for fire to burn out. Time will vary depending on fuel type.
  • Page 13: Burning Corn

    The corn pot utilizes a lift out cast iron inner liner that removes for easy cleaning. A rod will also be provided to lift the pot out of the furnace. Your GBU070 will burn most types of clean-shelled corn. It is not necessary to mix corn with wood pellets although some people have had better success burning a 50/50 mix.
  • Page 14: Wiring Diagram

    BLACK WHITE FAN LIMIT CONTROL NOTE! INCORRECTLY INSTALLED CONTROL CAN CAUSE ELECTRIC SHOCK HAZARD OR DAMAGE TO LOW VOLTAGE CONTROLS. ON ALL GBU070 TRAGER MODELS THE BRASS JUMPER MUST BE REMOVED. YELLOW WHITE BLOWER 1/4 HP DIRECT DRIVE 110 VOLTS A.C.
  • Page 15: Start Up Instructions Pellet

    After 10 minutes, if the fire in the burn pot has gone out, let the fire go out completely and start from step 7 again. The furnace will emit smoke and fumes for a few minutes from the paint curing on the initial fire up. Provide adequate ventilation when this occurs.
  • Page 16: Start Up Instructions Corn

    If after ten (10) minutes your fire is not established, let the fire go out completely and start from step 8 again. The furnace will emit smoke and fumes for a few minutes from the paint curing on the initial fire up. Provide ventilation when this occurs.
  • Page 17: Primary Control Sequence Of Operation Oii 350S

    Orange feeds the draft inducer. 2 yellows go to the wall thermostat. Cuts power to burner but not blower fan system. Used to shut furnace down. Controls the speed of the draft inducer on pilot or idle mode. Normally set on Medium, but will vary with differing chimney configurations.
  • Page 18: Trouble Shooting

    Tools Essential for Trouble Shooting 1. Furnace Installation and Operation manual 2. Circuit Tester / Volt Meter 3. Molex pin Extractor 4. Volt Meter ATTENTION: Before attempting any trouble shooting: Check your outlet (for 070) or your wiring to breaker box (130 & 150) to insure proper polarity and grounding.
  • Page 19 It will receive 60 – 65v in the medium position and zero volts in the off position when furnace is not feeding fuel. You should be able to hear the draft fan come to full speed. You can check movement of air by placing you hand over the fire pot. If movement of air is not obvious, make sure that the shutter is open.
  • Page 20 Thoroughly clean heat exchanger. Did you start using different fuel? Shutter on draft fan moved? OPERATOR RELATED PROBLEMS PROBLEM: Feed system does not lock in. SOLUTION: Repeat start up using more fuel. PROBLEM: Furnace will not start up after power outage. SOLUTION: Depress blower manual reset.
  • Page 21 # 7. Shocked when touching furnace. CHECK CAUSES: 16, 17, 44 or 45. # 8. Furnace is up to temperature, but won't run on thermostat. CHECK CAUSES: 13, 17, 18, 19, 23, 24 or 25. # 9. Firepot is full of pellets when burning.
  • Page 22 #11. Furnace burns without regard to thermostat, overheats. CHECK CAUSES: 4, 8, 13, 14, 18, 30, 31, 33 or 50 #12. Furnace doesn't make as much heat as it used to. CHECK CAUSES: 5, 32, 37, 40, 53, 56, 57 or 59.
  • Page 23 Reseal. 5. The heat exchanger is full of ash. Remedy: Shut the furnace off, let cool, remove all heat exchanger cover plates and vacuum out. Check vent system while you are at it. 6. The main fire door has been left ajar.
  • Page 24 19. Break in thermostat wire. Remedy: Go back to the wiring connection at the furnace where the thermostat wires tie in to the yellow primary control wires, disconnect the thermostat wires, cross the yellow leads off the primary control for the thermostat, if this activates the burner then either find the break in the thermostat wire line or replace the entire line.
  • Page 25 Remedy: Turn it down to a more comfortable setting. 32. The heat demand of the house is too great for the BTU output of the furnace. Remedy: Re-examine the area to be heated and the calculated heat loss. The furnace may be too small for the house.
  • Page 26 56. Blower blades are dirty and full of lint and/or hair. Remedy: Clean the blades. 57. Draft inducer blades are dirty and full of lint and/or hair. Remedy: Clean the blades. 58. Furnace venting improperly installed. Remedy: Check installation manual to verify correct install on unit.
  • Page 27 59. Aluminum air filter is dirty. Remedy: Remove from furnace and wash. 60. Inadequate return air. Too small, restricted, or is pulling unconditioned air. Remedy: Consult qualified HVAC ducting contractor for proper installation.
  • Page 28: Parts List

    1. Hopper connector flange 2. Pillow block ball bearing 3. Cutting blades (2) ea. 4. Fuel metering cup 5. ½” lovejoy coupling 6. Spider 7. ½” lovejoy coupling * Durham or Dayton brand auger motors use 3/8” coupler. Merkle-Korff brand auger motor uses ½” coupler. ** Corn pots are 2 piece units consisting of a stainless steel holder with a removable cast iron liner.
  • Page 29: Warranty

    MODEL: _GBU070___________ DATE PURCHASED: __________________ FROM: __________________________ The manufacturer provides a warranty on all steel parts (except burn pot) and electrical components against defects in material or workmanship under normal use and maintenance for a period of one (1) year from the installation date. There is expressly no warranty on the following components: burn pots, fibreglass rope gasket, paint, or gaskets.