1. DL manuals
  2. Bard
  3. Heat Pump
  4. W18H1
  5. Installation instructions manual

Bard W18H1 Installation instructions manual

Manual is about: WALL MOUNTED PACKAGE HEAT PUMPS

Summary of W18H1

  • Page 1

    Manual 2100-511 page 1 of 27 installation instructions wall mounted package heat pumps models w18h1 w24h1 w30h1 w36h1 w42h1 w48h1 w60h1 manual : 2100-511 supersedes: new file: volume iii tab 17 date: 10-14-08 bard manufacturing company, inc. Bryan, ohio 43506 since 1914...Moving ahead just as planne...

  • Page 2

    Manual 2100-511 page 2 of 27 contents figures figure 1 fresh air damper assembly ................... 5 figure 2 unit dimensions ...................................... 7 figure 3a mounting instructions .............................. 8 figure 3b mounting instructions - w18, w24, w30, w36 .... 9 figure...

  • Page 3

    Manual 2100-511 page 3 of 27 getting other information and publications these publications can help you install the air conditioner or heat pump. You can usually find these at your local library or purchase them directly from the publisher. Be sure to consult current edition of each standard. Nation...

  • Page 4

    Manual 2100-511 page 4 of 27 wall mount general information heat pump wall mount model nomenclature w 42 h 1 – a 10 x x x x x a note: vent options x, b and m are without exhaust capability. May require separate field supplied barometric relief in building. Shipping damage upon receipt of equipment, ...

  • Page 5

    Manual 2100-511 page 5 of 27 duct work all duct work, supply and return, must be properly sized for the design airflow requirement of the equipment. Air conditioning contractors of america (acca) is an excellent guide to proper sizing. All duct work or portions thereof not in the conditioned space s...

  • Page 6

    Manual 2100-511 page 6 of 27 s s e c c a e c i v r e s r o f d e r i u q e r s e c n a r a e l c w o l f r i a r e s n e d n o c e t a u q e d a d n a s l e d o m e d i s t f e l e d i s t h g i r h 6 3 w , h 0 3 w , h 4 2 w , h 8 1 w " 5 1 " 0 2 h 0 6 w , h 8 4 w , h 2 4 w " 0 2 " 0 2 o t d e r i u...

  • Page 7

    Manual 2100-511 page 7 of 27 *optional top outlet (factory installed only) for w30h and w36h models only. Figure 2 ) l a n i m o n ( s t n e m e r i u q e r n o i t a l l a t s n i d n a l a r u t c e t i h c r a r o f t i n u c i s a b f o s n o i s n e m i d l e d o m h t d i w ) w ( h t p e d ) d...

  • Page 8

    Manual 2100-511 page 8 of 27 figure 3a w18h1, w24h1 mounting instructions.

  • Page 9

    Manual 2100-511 page 9 of 27 figure 3b w30h1, w36h1 mounting instructions.

  • Page 10

    Manual 2100-511 page 10 of 27 figure 3c w42h1, w48h1, w60h1 mounting instructions.

  • Page 11

    Manual 2100-511 page 11 of 27 figure 4 electric heat clearance w30h1, w36h1, w42h1, w48h1, w60h1 warning a minimum of 1/4 inch clearance must be maintained between the supply air duct and combustible materials. This is required for the first 3 feet of ducting. It is important to insure that the 1/4 ...

  • Page 12

    Manual 2100-511 page 12 of 27 figure 5 wall mounting instructions figure 6 wall mounting instructions see figure 3 – mounting instructions see unit dimensions, figure 2, for actual dimensions if required if required.

  • Page 13

    Manual 2100-511 page 13 of 27 figure 7 common wall mounting installations.

  • Page 14

    Manual 2100-511 page 14 of 27 wiring – main power refer to the unit rating plate for wire sizing information and maximum fuse or “hacr” type circuit breaker size. Each outdoor unit is marked with a “minimum circuit ampacity”. This means that the field wiring used must be sized to carry that amount o...

  • Page 15

    Manual 2100-511 page 15 of 27 start up these units require r-410a refrigerant and polyol ester oil. General: 1. Use separate service equipment to avoid cross contamination of oil and refrigerants. 2. Use recovery equipment rated for r-410a refrigerant. 3. Use manifold gauges rated for r-410a (800 ps...

  • Page 16

    Manual 2100-511 page 16 of 27 start up (continued) important installer note for improved start up performance wash the indoor coil with a dish washing detergent. High & low pressure switch all w**h wall mounted air conditioner series models are supplied with a remote reset for the high and low press...

  • Page 17

    Manual 2100-511 page 17 of 27 sequence of operation cooling – circuit r-y makes at thermostat pulling in compressor contactor, starting the compressor and outdoor motor. The g (indoor motor) circuit is automatically completed on any call for cooling operation or can be energized by manual fan switch...

  • Page 18

    Manual 2100-511 page 18 of 27 figure 8 defrost control board.

  • Page 19

    Manual 2100-511 page 19 of 27 troubleshooting solid state heat pump control troubleshooting procedure 1. Note: a thorough understanding of the defrost cycle sequence is essential. Review that section earlier in this manual prior to troubleshooting the control. Turn on ac power supply to unit. 2. Tur...

  • Page 20

    Manual 2100-511 page 20 of 27 checking temperature sensor outside unit circuit 1. Disconnect temperature sensor from board and from outdoor coil. 2. Use an ohmmeter and measure the resistance of the sensor. Also use ohmmeter to check for short or open. 3. Check resistance reading to chart of resista...

  • Page 21

    Manual 2100-511 page 21 of 27 troubleshooting figure 9 fan blade setting mis-1724 table 2 fan blade dimension removal of fan shroud 1. Disconnect all power to the unit. 2. Remove the screws holding both grilles, one on each side of unit, and remove grilles. 3. Remove screws holding fan shroud to con...

  • Page 22

    Manual 2100-511 page 22 of 27 table 4a cooling pressure table low side pressure ± 4 psig high side pressure ± 10 psig tables are based upon rated cfm (airflow) across the evaporator coil. If there is any doubt as to correct operating charge being in the system, the charge should be removed, system e...

  • Page 23

    Manual 2100-511 page 23 of 27 table 5 1 maximum size of the time delay fuse or hacr type circuit breaker for protection of field wiring conductors. 2 based on 75c copper wire. All wiring must conform to the national electrical code and all local codes. 3 these “minimum circuit ampacity” values are t...

  • Page 24

    Manual 2100-511 page 24 of 27 table 6 recommended airflow table 7 indoor blower performance l e d o m d e t a r * m f c d e t a r * p s e d e d n e m m o c e r e g n a r w o l f r i a d e e p s y r o t c a f n o i t c e n n o c h 8 1 w 0 0 6 1 0 3 . 5 2 7 - 5 7 5 h g i h h 4 2 w 0 0 8 0 2 . 0 5 9 - ...

  • Page 25

    Manual 2100-511 page 25 of 27 tables 8 maximum esp of operation electric heat only table 9 electric heat s l e d o m 1 - v 0 4 2 1 - v 8 0 2 3 - v 0 4 2 3 - v 8 0 2 3 - v 0 6 4 w k s p m a h u t b s p m a h u t b s p m a h u t b s p m a h u t b s p m a h u t b 4 7 . 6 1 0 5 6 3 1 4 . 4 1 0 4 2 0 1 5...

  • Page 26

    Manual 2100-511 page 26 of 27 w18h1-a w24h1-a w24h1-b w24h1-c w30h1-a w30h1-b w30h1-c w36h1-a w36h1-b w36h1-c w42h1-a w42h1-b w42h1-c w48h1-a w48h1-b w48h1-c w60h1-a w60h1-b w60h1-c table 10 optional accessories r e b m u n t r a p 4 0 a - a 2 0 h w h e x 8 0 a - a 2 0 h w h e x 4 0 a - h 4 2 w h e ...

  • Page 27

    Manual 2100-511 page 27 of 27 table 11 vent & control options w18, w24 w30, w36 w42, w48, w60 r e b m u n t r a p n o i t p i r c s e d 4 1 - c m c t d o x x x 5 1 - c m c ) y l n o e s a h p - 1 v 0 3 2 ( t i k t r a t s 1 x x x 1 1 1 k s ) y l n o e s a h p - 1 v 0 3 2 ( t i k t r a t s 2 x x x 8 ...