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Hi-Spec J25

Product catalog summary

Overview: The Hi-Spec J25 is a gas-fired, open flue, downflow air heater designed for replacing older compact air heaters and upgrading systems to modern standards of comfort and efficiency. It offers an output range of 5.6 - 7.3kW (19,000 - 25,000 Btu/h).

Features:

Basic control as standard with optional System E-T Modulating Control.
Optional Cleanflow Electronic Air Filtration.
OXYPILOT Atmosphere Sensing Device fitted as standard.
Summer air circulation feature included.
Optional internally fitted circulator water heater.

Specifications:

Input: Low - 7.6 kW (25,780 Btu/h), High - 9.7 kW (33,250 Btu/h).
Output: Low - 5.6 kW (19,000 Btu/h), High - 7.3 kW (25,000 Btu/h).
Weight: Air Heater - 38 kg (84 lbs), Air Heater & Water Circulator - 45 kg (101 lbs).
Flue Diameter: 100mm.

HIJAN 6 Water Circulator (if fitted):

Input: 4.4 kW (15,000 Btu/h).
Output: 3.32 kW (11,340 Btu/h).

Installation: The heater is designed to be installed in a compartment fully compliant with PART L of the Building Regulations.

Components: The heater includes various components such as an air filter, air circulator fan, heat exchanger, time control module, multi-functional control, and more.

Fan Performance: The document includes a fan performance graph indicating resistance external to the heater in mbar and in.wg, with air volume measurements in ft³/min and m³/sec.

Contact Information: Johnson & Starley, Rhosili Road, Brackmills, Northampton NN4 7LZ. Telephone: 01604 762881, Fax: 01604 767408.

Note: Johnson & Starley reserves the right to change specifications without prior notice.

Catalog excerpts

Johnson & Starley Hi-Spec J25 Warm Air Heater Gas Fired, Open Flue, Downflow Air Heater Designed for replacing early compact air heaters and upgrading Systems to modem standards of comfort and efficiency. HI-SPEC J25 is a gas fired, open flue, downflow air heater, with an output of 5.6 - 7.3kW (19,000 - 25,000 Btu/h) FEATURES 0 Basic Control As Standard © System E-T Modulating Control Optional 0 Cleanflow Electronic Air Filtration Optional 0 OXYPILOT - Atmosphre Sensing Device FittedAs Standard 0 Summer Air Circulation As Standard 0 Circulator Water Heater Optional (Internally Fitted) Output: HIJAN 6 = 3.3kW - 3.8kW (11,340 - 13,000 Btu/h) Installation Options: Compartment Fully Compilant with PART L BUILDING REGULATIONS www.johnsonandstarley.co.uk

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Features 5 s Control Clock SUMMER AIRFLOW SWITCH y 1. Air Filter 2. Air Circulator Fan 3. Heat Exchanger Access Cover 4. Data Plate 5. Time Control Module 6. Multi-Functional Control 7. Fan Delay/Overheat (Limit) Control 8. Viewing Port 9. Pilot Burner 10. Burner Bar Assembly 11. Thermista-stat (System E-T Model) 12. Gas Supply Pipe 13. Heat Shield 14. Piezo Igniter Unit 15. Union Gas Cock 16. Water Heater (Optional HIJAN - 6) AIR HEATER SWITCH TIME CLOCK WATER HEATER SWITCH Spcifications HI-SPEC J25 INPUT kW Btu/h MJ/h Low 7.6 25,780 27.1 High 9.7 33,250 35.1 OUTPUT kW Btu/h MJ/h Low 5.6 19,000...

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