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Przedsiębiorstwo Produkcyjno-Wdrożeniowe „ARAJ" sp. z o.o.
55-080 Kąty Wrocławskie, ul. Mireckiego 30
POLAND
USER'S
MANUAL
AIR HEATER
TermEfekt
Model PGA 14
Kąty Wrocławskie, 2004

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Summary of Contents for Araj TermEfekt PGA 14

  • Page 1 Przedsiębiorstwo Produkcyjno-Wdrożeniowe „ARAJ” sp. z o.o. 55-080 Kąty Wrocławskie, ul. Mireckiego 30 POLAND USER’S MANUAL AIR HEATER TermEfekt Model PGA 14 Kąty Wrocławskie, 2004...
  • Page 2: Product Identification

    Purpose of the unit The air heaters manufactured by Przedsiębiorstwo Produkcyjno-Wdrożeniowe "ARAJ" are intended for heating and clean air ventilating of industrial and public facilities. Typical air heater applications include: workshops, industrial and commercial premises, warehouses, churches, concert...
  • Page 3: Table Of Contents

    TABLE OF CONTENTS 1. Safety precautions and warnings 2. Technical characteristics of the air heater 2.1. Construction of the air heater 2.1.1. Heater frame 2.1.2. Burner 2.1.3. Control system 2.2. Principle of operation 2.3. Technical data 3. Operating instructions 3.1. Working conditions 3.2.
  • Page 4: Safety Precautions And Warnings

    Get familiar with the user’s manual, health and work safety conditions, and fire precautions. The unit must not be operated by persons that have not been trained by PPW “ARAJ” authorized service in the scope of its use and operation, and by those not trained in the scope of the health and work safety, and fire regulations.
  • Page 5: Technical Characteristics Of The Air Heater

    It is forbidden to: remove the drive shields during operation of the air heater. remove the safety thermostat sensor during operation of the air heater. stay opposite the combustion chamber sight-glass during the start-up of the air heater. place the fuel tanks in the air heater vicinity. spill fuel in the close vicinity of the air heater.
  • Page 6: Heater Frame

    2.1.1. Frame of the air heater The frame of the air heater consists of housing, a ventilation section, combustion chamber and heat exchanger. The housing is a self-supporting structure made of galvanized sheet steel. It is enclosed in shield panels insulated from the interior side with fireproof compressed fibrous material.
  • Page 7: Technical Data

    2.3. Technical data unit of Air heater model PGA 14 measure Heat output Heat efficiency Electrical supply V/Hz 220/50 Power input 0,44 m 3 /h Rated air flow at t =20 °C 1 100 Compression Air temperature increase °C Dimensions length x width x height 630 x 432 x 1075 Weight without burner Flue outlet diameter...
  • Page 8: Natural Gas Or Liquefied Petroleum Gas

    It is forbidden to use petrol, solvents, alcohols or other inflammable fuels, as well as bad quality fuels. When the air heater is operated below +8°C, it is recommended to incorporate an adequate fuel pre-heater into the fuel system, in order to maintain the proper fuel temperature.
  • Page 9: Use Description

    The location, in which the PGA 14 air heater is installed should permit the provision of adequate air supply to ensure the proper fan operation (Table 1. – rated air flow). When the unit uses recirculated air (only the air from the heated room), it is only required that the air intake grilles are not obstructed. When using the fresh air, adequate supply of this air must be ensured, and there should be an efficient ventilation system.
  • Page 10: Working Mode - Start-Up

    insert the power plug to the mains socket set the power switch to position “1” After turning the power supply on, the controller is in standby mode. All devices connected to the controller are turned off. The display shows the outlet air temperature of the air heater measured by the temperature sensor. When pressing , the fan in the air heater is turned on permanently.
  • Page 11 Temp Burner 1 Burner 1 ON Toutlet=D0 Toutlet-D5=0°C Time Fig. 3 4. When heating the air from the room interior, the closing of thermostat immediately activates the fan. 5. When heating the air from the room exterior, the fan will be activated only if the outlet air temperature has reached the Tfan temperature (D1 parameter) set by the user, as shown in the graph below (Fig.4).
  • Page 12: Programming User's Parameters

    Fan ON Fan OFF Temp Tfan Tfan-5°C Fan OFF Time Fig. 5 3.5.7. Programming user’s parameters • After pressing button , the controller is switched to the programming mode, which is signalled by the lighting of indicator on button . Programming does not affect the current operation of the controller. •...
  • Page 13: Turning The Air Heater Off

    Clean the burner according to the recommendations given in the operating instructions for the burner. During the warranty period, any regulations of the burner should be carried out by the PPW ARAJ authorized service. Using bad quality fuel is a frequent reason of improper operation of the burner.
  • Page 14: Fault List

    4.4. Fault list When the disturbances have occurred, first of all, check the basic components necessary for burner operation: 1. Presence of voltage in the power mains; 2. Correct delivery of fuel to the burner: check for pipe tightness and clogging, and that the system is free of air; 3.

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