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1. About Your HotZone™ Heater

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Congratulations on purchasing a Schaefer HotZone™ Electric Infrared Heater. Your heater should give you
many years of maintenance-free comfort.

Unlike forced air heaters, HotZone™ heaters have no moving parts and warm people and objects, but not the
air, with infrared radiation.

HotZone™ heaters are the highest intensity gas and electric infrared heaters on the market today and have a
patented, lobster eye inspired, compound reflective lens that focuses and directs the infrared energy into a beam
(or a spot). These lenses are lightweight aluminum grids that look like a four-walled honeycomb structure and
are capable of magnifying without overheating.

Because HotZone™ heaters focus and direct the infrared energy into a beam:

HotZone™ heaters can be installed out of the way of people and equipment

The radiant intensity is much less sensitive to distance from the heater (your head doesn't cook while 
your feet freeze)

They deliver between three and five times as much infrared energy to the spot, compared to a similar 
powered, unfocused high intensity infrared heater

They will raise the surface temperature of a 25 square foot area by 20° with a single 3000 watt heater 
mounted 10 feet above the target

Plan your installation "with the result in mind" by identifying the area you want heated and how much 
temperature increase you need. Imagine the heater as a kind of floodlight and place it so as to cover your target
area with enough heat.

Thermal comfort solutions using Schaefer's HotZone™ heaters and appropriate heater controls:

Can reduce the energy cost for the same thermal comfort level (apparent temperature) by 30% to 50%

Help to earn points towards your building's LEED Certification

Are easy and cost effective to implement in new or existing facilities

Can compensate for the thermal comfort deficiencies of the central heating system when no other 
heating technology can

Electric HotZone™ heaters come in 1500, 3000 and 5000 watt capacities, and have many voltage options in
order to accommodate installation sites with existing wiring and to minimize the expense of new installations.
The different voltage options allow for a variety of heater controls including on/off, staging and others.

All HotZone™ heaters have a variety of options and accessories summarized in the Options, Accessories and
Control chart. Options have to be ordered with the heater, as they are part of the heater while accessories are
additional items that are individually ordered.

HotZone™ electric heaters are listed with ETL and ETLc (for Canada) by ITS and are approved for use in dry
and wet locations throughout the US and Canada.

Содержание HZS Series

Страница 1: ...fer HotZone HZS Series Electric Spot Heater 800 779 3267 sales schaeferfan com www schaeferfan com 2008 Schaefer Ventilation Equipment High Output Infrared Heater INSTALLATION OPERATION INSTRUCTIONS 4...

Страница 2: ...OTING 9 6 1 Element Troubleshooting 9 6 2 Lens Repair 10 7 0 CHANGING THE ELEMENT ON YOUR HEATER 10 8 0 CONVERTING HEATER TO A DIFFERENT VOLTAGE 12 8 1 New Elements with Same Number of Wires 12 8 2 Ne...

Страница 3: ...he target Plan your installation with the result in mind by identifying the area you want heated and how much temperature increase you need Imagine the heater as a kind of floodlight and place it so a...

Страница 4: ...only as described in this manual Any other use not recommended by the manufacturer may cause fire electric shock or personal injury 6 Heater must be installed according to NEC and all local electric c...

Страница 5: ...the distance to combustibles and at least six feet from the floor Install heaters so that items in the infrared beam of the heaters do not overheat 3 Allow for user angle and directional adjustment if...

Страница 6: ...ace heaters alongside lighting equipment H Jib Crane Moveable means to place the heater up to 6 feet from the sidewall Base extension allows for re direction from the floor I Small Stand For shops and...

Страница 7: ...nting Angle 0 45 0 45 0 45 Min Mount Height 72 72 72 72 96 96 Minimum Distance to Combustibles around heater Heater HZS15 HZS30 HZS50 Mounting Angle 0 45 0 45 0 45 Above 6 6 9 9 12 12 Back 1 1 1 1 1 1...

Страница 8: ...he EMT to the bracket securely If feeding wire in wet locations allow room at the end of the pipe for the flex junction See Figure 2 item B A 20 degree bend in the last 8 12 of the EMT give a pendant...

Страница 9: ...2 inch threaded hole 6 Supply heater control equipment as required to turn heaters on and off Consider additional controls to allow the heater to come on in stages for heaters with multiple elements...

Страница 10: ...nes indicate alternate voltages and schematics for dual use elements FIGURE 3 HEATER WIRING SCHEMATICS BY VOLTAGE AND ELEMENT NUMBER HZS15 HZS30 HZS50 Voltage Element Schematic Element Schematic Eleme...

Страница 11: ...or dimmer in the circuit Is the switch on Is the heater connected to the service in the heater s junction box Turn off the power at the circuit breaker to check the connections Are the fuses intact T...

Страница 12: ...nt type See Figure 3 or Appendix B Is the element damaged A short circuit between adjacent coils will cause some coils to go dark and some coils to overheat Damaged elements cannot be repaired and mus...

Страница 13: ...ad wrap allowing the old element to be pushed out and replaced by the new element 8 Push the new element tight to the face of the headwrap and replace the top two screws 9 Set the headwrap with the su...

Страница 14: ...ter 2 Unscrew the wire nut and unplug the fuse s 3 Remove or add and connect high temperature wires as needed and reseal the passage way with silicone 4 Obtain and install a different fuse plate as ne...

Страница 15: ...olt 1 4 20x34 2 2 2 23 Friction Washer 1 4 20 2 2 2 30 Electric Junction Box 1 1 1 31 Lid w gasket 1 1 1 32 Lid Screws 6 24x3 8 2 2 2 33 Standoffs 3 8 4 4 4 34 Screws 10 32x3 4 4 4 4 35 Rubber Seal 1...

Страница 16: ...uch as eaves and drop ceilings Three different in ceiling mounts exist for recessed flush and drop mounting Each comes in all colors above Cart A mobile accessory for circular heaters that adds a pair...

Страница 17: ...rnate Voltage W Stages Wires V Schematic V 7501 HZS15120 1500 1 2 A 120 7502 HZS15120 S2 1500 2 3 B 120 B 240 7503 HZS15208 1500 1 2 A 208 7504 HZS15240 1500 1 2 A 240 7505 HZS15277 1500 1 2 A 277 753...

Страница 18: ...er including items that may be moved under the heater Use the universal mounting bracket when possible 2 Install the heater so that the junction box is on the low side of the heater Failure to do this...

Страница 19: ...r of regular periodic use or 2000 hours of continual use All other heater components three years What is Not Covered By The Warranty The warranty does not cover 1 Installations not made in accordance...

Страница 20: ...800 779 3267 www schaeferfan com 2008 Schaefer Ventilation Equipment 11 18 08...

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