Instruction/ maintenance manual of the product E1FB180 York
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GENERAL The outdoor units are completely piped and wired at the fac- tory and are shipped ready for immediate installation. Only the interconnecting liquid and suction lines, sight glasses, control wiring, and the main power wiring are required to complete the installation.
2 Unitary Products Group 035-16192-001-A-1001 E 1 F B 2 5 8 A PRODUCT NOMENCLATURE PRODUCT GENERATION 1 = First Generation PRODUCT CA TEGOR Y E = S plit-System Heat Pump Outdoor Unit PRODUCT IDENTIFIE.
LIMIT ATIONS These units must be installed in accordance with all national and local safety codes. If no local codes apply , installation must conform with the appropriate national codes. See T able 1 for unit application data. Units are designed to meet National Safety Code S tandards.
CAUTION: LENGTH OF FORKS MUST BE A MINIMUM OF 54" (when lifting from the compressor end of the unit) and a MINIMUM OF 42" (when lifting from the front or rear of the unit). Remove the nesting brackets from the four corners on top of the unit.
Unitary Products Group 5 035-16192-001-A-1001 INDOOR UNIT OUTDOOR UNIT TERMINALS ON HEAT PUMP TH ERMOSTAT 1 1 Control wiring (24-v olt) refe r to elect rical d ata to deter mine th e prope r wire s ize. T ABLE 3 - ELECTRICAL DA T A 1 Maximum fuse or maximum circuit breaker (HACR type per NEC).
6 Unitary Products Group 035-16192-001-A-1001 All dimensions are in inches. They are subject to change without notice. Certified dimensions will be provided upon request.
and/or drafts. Circulation of air to the thermost at should not be blocked by curtains, drapes, furniture, partitions, etc. Some installations may require a locking cover to protect the thermostat from tampering and/or damage.
3. T urn the stem in (or clockwise) between 1/4 and 1/2 turn to open the access port. As soon as some internal pressure is relieved, close the ac- cess port.
4. After the disc has been removed, burnish the external sur - faces and clean the internal surfaces as outlined above. 5. Move the dry nitrogen supply back to the access port on the liquid line service valve.
10 Unitary Products Group 035-16192-001-A-1001 FIG . 5 - EXTENDING THE SERVICE POR TS ALTERNA TE CHARGING METHODS If you are starting a unit when the ambient temperature is higher or lower than those shown in Figures 7 through 15, either of the following methods may be used.
GENERAL During the cooling cycle, when the reversing valve solenoids becomes energized, operation will be the same as any conven - tional air conditioning system.
through the defrost control boards and safety switches to energize relays RY1 and R Y2, which in turn will energize contactors 1M & 3M, starting the compressors. Contactors 2M and 4M are energized through the NO contact s on auxil - iary contactors 1M-AUX and 3M-AUX in order to start the outdoor fan motors.
OPERATION BELOW 0 ° F OUTDOOR TEMPERA - TURE 1. At 0 ° F outdoor temperature, the low temperature compres - sor cutoff thermost at TH1 and TH3 contacts 1 and 3 will open, de-energizing contactor 1M and 3M which shuts down the compressor . Contacts 1 and 2 of thermostat TH1 and TH3 are closed when contacts 1 and 3 are open.
CRANKCASE HEA TER The crankcase heaters must be energized at least 8 hours bef - ore starting the compressor . T o energize the crankcase heat - ers, the main disconnect switch must be closed. During this 8 hour period, the system switch on the room thermostat must be “OFF” to prevent the compressor from starting.
Unitary Products Group 15 035-16192-001-A-1001 150 200 250 300 350 400 50 60 70 80 90 S u c t i o n P r essu re ( p si g ) D i sc h a rg e P ressu re ( p si g ) 115 °F 105 °F 95 °F 85 °F 75 °F OD.
16 Unitary Products Group 035-16192-001-A-1001 FIG . 9 - HEA TING MODE CHARGING CHART A T 4800 CFM - EFB180A 50 100 150 200 250 300 350 400 30 40 50 60 70 80 90 S u c t i o n P ressu re ( p si g ) D i sc h a rg e P ressu re ( p si g ) 80 °F 70 °F 60 °F IDDB FIG .
Unitary Products Group 17 035-16192-001-A-1001 FIG . 1 1 - HEA TING MODE CHARGING CHART A T 6600 CFM - EFB180A 50 100 150 200 250 300 350 400 30 40 50 60 70 80 90 S u c ti o n P ressu re ( p si g ) D i sc h a rg e P ressu re ( p si g ) 80 °F 70 °F 60 °F IDDB FIG .
18 Unitary Products Group 035-16192-001-A-1001 FIG . 13 - HEA TING MODE CHARGING CHART A T 7000 CFM - EFB240A 50 100 150 200 250 300 350 30 40 50 60 70 80 90 S u c t i o n P ressu re ( p si g ) D i sc h a rg e P ressu re ( p si g ) 80 °F 70 °F 60 °F IDDB FIG .
NOTES Unitary Products Group 19 035-16192-001-A-1001.
Unitary Products Group 5005 Y ork Drive, Norman, Oklahoma 73069 Subject to change without notice. Printed in U.S.A Copyright by Y ork International Corporation 2001.
An important point after buying a device York E1FB180 (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 E1FB180 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 E1FB180 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, York E1FB180 you will learn all the available features of the product, as well as information on its operation. The information that you get York E1FB180 will certainly help you make a decision on the purchase.
If you already are a holder of York E1FB180, 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 E1FB180.
However, one of the most important roles played by the user manual is to help in solving problems with York E1FB180. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device York E1FB180 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
