Instruction/ maintenance manual of the product MHU 75 Enerco
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0 3/05 Revision L1 #60 0 1 6 ENE R CO GR OUP , INC., 4560 W . 1 60TH ST., CLEV EL AND, OHIO 4 4 1 3 5 • 2 1 6- 916 -3 0 00 READ INSTRUC TIONS C AREFULL Y: R ead and f ollow all instructions. Pla ce instructions in a safe pla ce for futur e r efer ence.
2 Ener co | Compa ct Unit Heater Opera ting Instructions and Owner’s Manu al GENERAL HAZARD W ARNING: F AIL URE T O COMPL Y WITH THE PRECA UTIONS AND INSTR UCTIONS PR O VIDED WITH THIS HEA TER, CAN .
3 Oper ating Instructions and Owner’s Manu al Ener co | Compa ct Unit Hea ter MHU4 5/MHU7 5 AND HSU4 5/HSU7 5 UNIT DIMENSIONS (N-NA TURAL GAS, P-PR OP ANE) GAS INLET SIDE VIEW SER VICE A CCESS P ANE.
4 Ener co | Compa ct Unit Heater Opera ting Instructions and Owner’s Manu al SHIPPING The heater is completely assembled. Installation instructions, two mounting br a cke ts (shipped loose), and a flu e tr ansition are included. Check the unit for shipping d amage.
5 Ope r atin g Inst ruc tion s and Owner ’s Man ual Ene r co | Comp a ct Unit Heater These units are approved for residential applications. For installation in a residential g arage, the se unit s must b e insta lled so th a t b urner s and ignition so urce are located n o l ess than 1 8 ” (4 5 7mm) a bov e fl oor .
6 Ener co | Compa ct Unit Hea ter Opera ting Instructions and Owner’s Manu al B – V E RTI C AL VE NT S U S IN G ME T AL VE N T P IP E – CO MM E RC IA L AN D RE S ID EN T IA L IN ST AL L A TIO NS MHU/HSU compact unit heaters are listed as Category I appliances for vertical vent installations.
7 Ope r atin g Inst ruc tion s and Owner ’s Man ual Ene r co | Comp a ct Unit Heater 5 . V en t te rmination must be a min imum of 4' (1 .2m ) below or 4’ (1 .2m) horizontally fr om an y sof fit v ent or unde r-eave ven t. 6 . V en t must be a minimum of 6' fr om an insid e corn er forme d by t wo e xter ior walls.
8 Ener co | Compa ct Unit Hea ter Opera ting Instructions and Owner’s Manu al F – VE N TI NG USI N G A MA S ON R Y CHI M NE Y The following additional requirements apply when a lined masonry chimn ey is bei ng use d to v ent the compact uni t heater .
9 Oper ating Instructions and Owner’s Manu al Ener co | Compa ct Unit Hea ter 5 . T est for spillage a t the dr aft hood relief opening after fiv e minutes of main burner operation. Use the flame of a ma tchor candle, or smok e fr om a cigare tte, cigar , or pipe.
10 Ener co | Compa ct Unit Hea ter Opera ting Instructions and Owner’s Manu al control board emits radio noise as the sparking process is unde rway . T he lev el of energy ma y be suf fici ent to distur b a logic circuit in a microprocessor controlled thermostat.
11 Ope r atin g Inst ruc tion s and Ow ner ’s Man ual Ene r co | Comp a ct Unit Heater 1 3 . If appliance still will not opera te, follow the ins tructions “T O TURN OFF G AS TO UN IT” and call y our ser vice t echnici an or gas supplier . TO T UR N O FF GA S TO U NI T 1 .
12 Ener co | Compa ct Unit Hea ter Opera ting Instructions and Owner’s Manu al mini mum of 5.0 " w .c. for natur al gas or 1 0 .4" w .c. f or LP/ propane gas should be maintained for proper unit operation. 2 . After line pressure has been checked and adjusted, check manifold pressure.
13 Ope r atin g Inst ruc tion s and Ow ner ’s Man ual Ene r co | Comp a ct Unit Heater WI R IN G S C HE MA TI C FO R UN IT S W IT H 6- P IN CO N NE C T O R SC N- K WC CO N TR OL BO AR D N O T E :I F.
14 Ener co | Compa ct Unit Hea ter Opera ting Instructions and Owner’s Manu al P ART S L I S T: SEE BACK P AGE FOR P AR TS ORDE RING INFO RMA TION CO M BU ST I ON AI R BL O W E R Under normal operating conditions, the combustion air blower should be checked and cleaned prior to the heating season with the power supply disconn ected.
15 Oper ating Instructions and Owner’s Manu al Ener co | Compa ct Unit Hea ter Mr . Heater / Hea tStar • Compact Unit Heater • Model # MHU4 5 /7 5 HSU4 5/7 5.
16 Ener co | Compa ct Unit Hea ter Opera ting Instructions and Owner’s Manu al W A R N I N G : USE ONL Y MANUF A CTURER’S REPLA CEME NT P A R TS. USE OF ANY O THER P A R TS COULD CA USE INJUR Y OR DEA TH. REPLA CEME NT P A R TS ARE ONL Y A V AIL ABL E DIRECT FR OM THE F A CT OR Y AND MUS T BE INST ALLE D B Y A Q U ALIFIE D SER VICE A GENCY .
An important point after buying a device Enerco MHU 75 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Enerco MHU 75 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Enerco MHU 75 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Enerco MHU 75 you will learn all the available features of the product, as well as information on its operation. The information that you get Enerco MHU 75 will certainly help you make a decision on the purchase.
If you already are a holder of Enerco MHU 75, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Enerco MHU 75.
However, one of the most important roles played by the user manual is to help in solving problems with Enerco MHU 75. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Enerco MHU 75 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
