Technical data

GUH RANGE PROPANE GAS FIRED UNIT HEATERS
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Cabinet
Manufactured from zintec coated steel, finished in a durable stove enameled polyester powder
paint.
Heat Exchanger
Manufactured from aluzinc coated steel, and formed from pressed and welded sections into a
multiple clam assembly.
Flue Outlet
Fabricated from aluzinc coated steel . The part is designed to terminate with a spigot . the
assembly incorporates the down draught diverter.
Burner
The atmospheric gas burner is manufactured from aluzinc coated steel and is located beneath the
clam. The complete burner rack is easily withdrawn through the front of the heater.
Standard heaters are supplied suitable for Propane Gas.
Burner Control
Models 100 – 250 & 400 heaters are fitted with a manually operated piezo spark igniter and low
consumption pilot, linked via an integral thermocouple to the main multifunctional valve.
An automatic facility is also available for all models within the range.
Fan
Models GUH (A) are supplied with an Axial fan for free blowing applications .
Models GUH (C) are supplied with Centrifugal fans suitable for ducted applications
Note
Neither asbestos nor soft soldered joints are used in the construction or manufacture of the Benson range
of GUH Heaters. The materials selected for use can withstand the mechanical, chemical, and thermal
stresses which they will be subject to during foreseen normal use when installed in accordance with the
manufacturers recommendations.
1.3 General requirements
Caution
Ensure that the gas service to the appliance carries the correct gas type and that the supply pressure is in
accordance with the supply type and pressure stated on the appliance data plate.
Installation, commissioning, and servicing must only be carried out by appropriately qualified and
competent persons.
Warning
Unauthorised modifications to the appliance, or departure from the manufacturers guidance on intended
use, or, installation contrary to the manufacturers recommendations may constitute a hazard.
Note
To ignore the warning and caution notices, and to ignore the advice from the manufacturer on
installation, commissioning, servicing, or use, will jeopardise any applicable warranty, moreover, such a
situation could also compromise the safe and efficient running of the appliance itself, and thereby
constitute a hazard.