Instruction/ maintenance manual of the product B1CH240 York
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SAFETY CONSIDERA TIONS Due t o sys tem pr essu re, moving par ts and electrical com ponent s, inst allati on an d ser vicing of air conditioning equipm ent can be haza rdous . Only quali fied, trai ned, s ervice personnel should install, repair , maintain or service this equipm ent.
Gene ral ... ...... ...... .... ...... ...... ...... .... ...... ...... .... ...... ...... .... ...... . 1 Inspe ction ...... .... ...... ...... .... ...... ...... .... ...... ...... ...... .... ...... ...... . 1 Referen ce ... ...... .... .... .... .
LIMIT A TIONS These unit s must be inst alle d in ac corda nce w ith the followin g natio nal and lo cal sa f ety co de s: In U .S.A. : 1. National Electrica l Code ANSI/ NFP A No . 70. 2. Lo cal elec tr ic ut ility r equi rem en ts. In Ca nada: 1. C ur re nt Cana dian Elec tri cal C ode C S A C22.
FIXED OUTDOOR AIR INT AKE D AMPER This d ampe r is ship ped ins ide t he r etur n air co mpar tm ent. It is completely assembled and ready for installation. A damper baffle ins ide t he hood is adju stab le t o pro vide v ariable amounts of outdoor air intake on units that are not provided with an economizer or a motorized damper option.
The i nter n al w ir ing h ar n ess fur nishe d wi th this unit is an inte gral par t of a ET L a nd CG A de si gn ce rtified u ni t. Field a lt er atio n to com ply wit h elec tri cal co des sh ould not be req uired . A fus ed di scon nect switch sh ould be fi eld p rovided for the unit .
Ref er to the T ypical Field Wiring Fi gure and to the a ppropriate unit wiring diagr am f or control circui t and p ow er w iring inf or matio n. OPTIONAL ELECTRIC HE A TERS The f actory install ed heat ers are w ired f or s ingle point pow er supply .
FIG. 6 - ENTHAL PY SET POI NT ADJU STME NT 511.06-N3Y Unitar y Products Group 7.
T ABLE 4 - PHYSIC AL D A T A MODELS UNIT SIZE 15 T ON 20 TO N SUPPL Y AIR BLOWER CENT RIFUGAL B LO WER (Dia. x Wd. in.) 15 x 15 18 x 15 F AN MOT OR HP 5 7.5 INDOOR COIL RO WS DEEP 4 4 FINS PER INCH 13 13 F ACE ARE A (Sq. Ft.) 15.5 20.5 OUTD OOR FA N S (T wo P er Unit) PR OP ELLE R DIA.
DUCT CO VERS - Units are shi pped with the bottom duct openings covered. An accessory flange kit is a v ail- able f or connecti ng side ducts. For bottom duct appl ications: 1. Remov e the side panels from the supply and return ai r compar tm ents to gain access to the bot tom suppl y and retur n air duct covers .
A B C D FRONT 4 POINT LO ADS FIG. 8 - FOUR AND SIX POINT LO A DS A E D B F C FRONT 6 POINT LO ADS UNIT 4 - POINT LOADS (LBS) TOT A L A B C D 180 2,190 513 535 583 559 240 2,390 514 538 684 654 NO TE: These we ig ht s a r e wi th econom iz er and 36kW el ec tric h ea t.
T ABLE 6 - SUPPL Y AI R BL O WER PER FO R MAN CE (1 5 T ON) 180 MBH - BO TT OM DUCT CONNECTIONS BLOWER SPEED , (RPM) MO T OR PULLEY (TURNS OPEN)* CFM 4500 5250 6000 6750 7200 ESP BHP KW ESP BHP KW ESP BHP KW ESP BHP KW ESP BHP KW 208 V OL T AND ST AND ARD DRIVE 850 6.
T ABLE 7 - SUPP L Y AIR BLOWER PERFORMANCE (20 T ON) BLOWER SPEED , (RPM) MO TO R PULLEY (TURNS OPEN)* CFM 6000 7000 8000 9000 9400 ESP BHP KW ESP BHP KW ESP BHP KW ESP BHP KW ESP BHP KW 208 V OL T AND ST AND ARD DRIVE 8 7 0 6 . 0 * * 0 . 4 2 . 1 1 . 8 0 .
T ABLE 8 - ST A TIC RESIST ANCES 1 T ABLE 9 - PO WER EXHA US T PERFORMANCE MO TO R SPEED ST A TIC RESI ST ANCE OF RETURN DUCTWORK, IWG 0.2 0.3 0.4 0.5 0.6 CFM KW CFM KW CFM KW CF M KW CFM KW HIGH* 5250 0.83 4500 0.85 4200 0. 88 3750 0.93 3000 0.99 MEDIUM 4900 0.
MODEL POWER SUPPL Y COMPRESSORS OUTDOOR F AN MO TO RS (#1 & #2) SUPPL Y AIR BLOWER MO TO R MINIM UM CIRCUIT AMP A CITY (AMPS) MAXIMUM TIME DEL A Y FUSE SI ZE (AMPS) #1 #2 RLA LRA RLA LRA HP EA CH FLA EA CH HP FLA B1CH180 208/230-3-60 28.2 260 28. 2 260 1 4.
COOL ING SY STEM The un it ha s an air -c ooled cooling section and is f act or y- c har ged wit h Refr ig er ant- 2 2. The co mpres sor s are h er met ical ly se aled , inter n ally spr ung and b as e-mou nted with r ubbe r-in sula ted hold -down bolts.
HEA T ANTICIP A T OR SETPOINTS It is im po rtant tha t t he an ti ci pa tor se tp oi nt be co rrect. T oo high of a set ting wi ll result in longe r heat cycles and a greate r temper ature sw ing in th e cond itione d space .
DEFROST SEQUENCE OF OPERA TION These heat pumps hav e a unique “ambient modified” time-temperature d ef r os t c on t ro l t ha t a u t om at i c al l y ad j us t s t o change s in t he outd oor temp erat ure.
NORMAL MAINTENANCE CA UTION: P rior to any of th e f o llowing ma intenanc e proce- dures , shut off all el ectric po wer t o the un it to pre v ent pe rso na l in ju r y . FIL T ERS - In spec t on ce a mo nth. Repla ce di spos able or cl ean permanent ty pe as n ecessary .
511.06-N3Y Unitar y Products Group 19.
Code: SBY 51 1.06 -N3Y 5005 Y or k Dr ive, Nor man , OK 7306 9 Subje ct to ch ange wit hout n otice. Prin ted in U.S .A Cop yright by Y ork International Corporation 200 0.
An important point after buying a device York B1CH240 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought York B1CH240 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 York B1CH240 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, York B1CH240 you will learn all the available features of the product, as well as information on its operation. The information that you get York B1CH240 will certainly help you make a decision on the purchase.
If you already are a holder of York B1CH240, 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 York B1CH240.
However, one of the most important roles played by the user manual is to help in solving problems with York B1CH240. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device York B1CH240 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
