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Table of Contents
Related Manuals for Garmat 99270
Summary of Contents for Garmat 99270
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Page 2: For Your Safety
FOR YOUR SAFETY If You Smell Gas: 1. Open Window 2. Don't Touch Electrical Switches 3. Extinguish Any open Flame. 4. Immediatly Call Your Gas Supplier FOR YOUR SAFETY The use ans storage of gasoline or other flammable vapors and liquids in open containers in the vicinity of this appliance is hazzardous. - Page 3 INSTALLATION requirements. These requirements will be defined throughout this manual and The Garmat® USA air make up units are should be specifically noted. equipped with a configuration air box (“C” box). This “C” box needs to be...
- Page 4 ROOF TOP INSTALLATION The Garmat® USA, Inc. air make up unit comes with solid bushing mounted, The Garmat® USA air make up units are and variable sheaves. If adjustment to not designed as exterior structures. air through-put is needed, the vairable sheaves can be adjusted.
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Page 5: Safety System
The motor requirements are as follows: The gas pipe connection size for the for 3 PH, 10 HP units, 208 volt AC model 99270 will be 1” and for the requires 30.8 Full Load Amperage models 99273 and 99275 will be 1 1/4”. - Page 6 Temperature Control System reaches 165 deg. F. This high limit is ( Models 99270 ) automatically resetting. The system uses an analog temperature Air Flow Sensor ( All models ) controller with analog input and a 100% symmetrically modulating gas valve.
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Page 7: Programmable Logic Controller ( Plc )
Bake time duration is set at the pressure is restored.` remote panel on the 99270 deluxe, 99273, 99275 models. On the model 99270 the bake timer is internal in the Proof Of Closure Switch ( Models 99273 and 99275 ) PLC. Flash-off time duration and cool... -
Page 8: Line Pressure Test
EM switch in the remote control panel. If either motor starter trips out on The Garmat® USA Inc. air make up unit overload, a red light will illuminate for can be ordered with several different the respective motor and make up unit usage options. - Page 9 The PLC the PLC internal bake timer. For the interrupts the 120 volt power to the 99270 deluxe model the bake timer is exhaust fan, the intake fan and the located on the face of the remote panel.
- Page 10 120 volt GAS TRAIN POWER CIRCUIT power is supplied to the change over ( Models 99270 ) damper solenoid. In turn, the change over damper is opened pneumatically With the OFF switch on and the SPRAY releasing the damper air valve.
- Page 11 switches the 120 volt power from the The burner green light is denergized on burner green light to the burner red light the remote control panel. The Flame on the remote control panel. This also Guard Device will need to be manually de-energizes the gas train power circuit.
- Page 12 After 6. Set the bake timer to 5 minutes. On unit is up and running, turn burner on. 99270 model push the SPRAY and the While waiting for gas train safety to BAKE switches. On the 99273 and complete it’s cycle, turn burner manifold...
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Page 13: Maintenance Instructions
the air flow direction indication on the filter frame when reinstalling. MAINTENANCE INSTRUCTIONS ( All Units ) 1. Motor bearings should be lubricated at 4 month intervals. 2. Drive belts should be adjusted at least two times during the first two hours of operation. -
Page 14: Troubleshooting Chart
Pressure. High gas pressure. High gas switches. Check Proof of closure switch is open. Proof of Closure switch. If problem persists call an authorized Garmat® service technician. TEMPERATURE DOES NOT Pilot has failed during ignition Push red reset button on RISE ( BURNER RED LIGHT cycle.