Lifebreath 1200DDPOOL - Manual

7 Calculation Example: Pool surface area 16’ x 32’ (512 sq ft) *Indoor design air temperature 83 ˚F Pool water temperature 81 ˚F Relative Humidity 50 % *Outdoor design air temperature 15 ˚F * Always use design temperatures for indoor and outdoor air temperatures. Outdoor design temperatures are publ...

8 Evaporation Rate Indoor Relative Humidity Evaporation Rate lb/(sq. ft-hr.) 40% 50% 60% 40% 50% 60% 40% 50% 60% 40% 50% 60% 40% 50% 60% 40% 50% 60% 68 0.069 0.063 0.056 0.079 0.073 0.066 0.090 0.084 0.077 0.102 0.095 0.089 0.115 0.108 0.102 0.129 0.122 0.116 70 0.068 0.060 0.053 0.078 0.070 0.063 0...

9 Flowrate Factor Indoor Relative Humidity Flowrate Factor (cfa-hr./lb.) 40% 50% 60% 40% 50% 60% 40% 50% 60% 40% 50% 60% 40% 50% 60% 40% 50% 60% TABLE 2 -30 39.70 31.50 26.10 35.70 28.30 23.40 32.10 25.50 21.10 29.00 23.00 19.00 26.10 20.70 17.20 23.60 18.70 15.50 -25 40.20 31.80 26.20 36.10 28.50 2...

EXPOSED W ALL EXPOSED WALL EXPOSED W ALL Main Stale Air Intake Blanket exposed windows with fresh dry air Always attempt to minimize short circuiting of air streams,(supply fresh air on one side of room and exhaust stale air from opposite side of room). EXPOSED WALL Min. 10’-0" HRV 10 Installati...

11 EXPOSED W ALL EXPOSED WALL EXPOSED WALL INTERIOR W ALL HRV Stale Air Intake Blanket exposed windows with fresh dry air Min. 10’-0" Always attempt to minimize short circuiting of air streams,(supply fresh air on one side of room and exhaust stale air from opposite side of room). Typical Duct L...

12 Location for Mounting The HRV must be located in a heated spacewhere the surrounding air temperature does notfall below 60˚F (16˚C). The unit must be mountedlevel (horizontal) to obtain proper drainage orwater from the heat exchange element and dripp a n s . T h e w a r r a n t y w i l l b e v o ...

Outside Weatherhoods The weatherhoods must have built-in “bird” screen with1/4 in (6.35 mm) minimum mesh to prevent birds androdents from entering into the ductwork. Do not usesmaller mesh as it will be very susceptible to pluggingup. Gravity dampers at the vents must not be used asthey will restric...

14 Fresh Air Supply System The fresh air supply ductwork from the HRV may bedirectly connected to the return air duct of the forcedair system. Check the air flow balance of the HRV witht h e a i r h a n d l e r b l o w e r b o t h “ O N ” a n d “ O F F ” t o determine that it does not imbalance the ...

15 Various Installation Types Figure 7A Saddle Installation Hang unit with suspended rodsand "U" channel members. Threaded rod and U channel(Supplied by others) Vibration Isolators(Supplied by others) Figure 7B Curb Mounted Mount unit on wooden or metalcurb assembly. Unit must be raisedan ad...

16 Electrical Connections It is recommended that a licensed electrician make allelectrical connections. It is ver y impor tant that the unit be properly grounded. It is recommended that aseparate 15 amp/120 volt circuit be used. WARNING: In order to prevent electric shock whencleaning or servicing t...

17 Operation of the HRV These Recirculating Models of HRV's will provide freshclean air without sacrificing the savings of your energyconserving home. When outdoor air is required for poolroom dehumidification, the aluminum cores of the HRVprovide effective and efficient heat recovery exchange.Wheth...

18 2. RECIRCULATION MODE TO POOL ROOM EXHAUST TO OUTSIDE FROM POOL ROOM FROM POOL ROOM Ø FRESH AIR FROM OUTSIDE (CLOSED) Ø Ø OFF ON NOTE:The external low voltage contacts on a pool unit control the Ventilation/Recirculation Damper only, not low/high speed control. TO POOL ROOM EXHAUST TO OUTSIDE 1. ...

19 Speed Selection and Controls These recirculation models are equipped with a 3 speed control, low medium and high, (Note -1000RHC/RHCAC must be set to high speedwhen air conditioning is required), as well as a lighted on/off switch and a low voltage terminalstrip. The low voltage ter minal strip i...

It is necessary to have balanced air flows in an HRV. The volume ofair brought in from the outside must equal the volume of air exhaust-ed by the unit. If the air flows are not properly balanced, then; • The HRV may not operate at its maximum efficiency • A negative or positive air pressure may occu...

22 FILTERS O p e n f r o n t s e r v i c e d o o r t o a c c e s s t h e f i l t e r slocated in both supply and exhaust air streams.Note to remove and install filters, it may be easierto first remove the core(s). See CORE. The filters are designed to stop large par ticlesfrom entering in the core. ...

Troubleshooting Your HRV System SYMPTOM CAUSE SOLUTION Poor Air Flows Supply air feels cold Dehumidistat is not Operating Humidity Levels are too High Condensation is appearing on the windows Humidity Levels are too Low HRV and / or Ducts Frosting up Condensation or Ice Build Up in Insulated Duct to...

24 (Damper Defrost) Pool Style ANALOUGE STYLE CONTROLS WIRING DIAGRAM Models 700,1000 and 1200Pool WHITE BLACK BLUE RED BLACK UPPER FAN MOTOR FAN MOTOR CAPACITORS PURPLE Carling Switch Defond Switch BLACK RED BLUE WHITE ORANGE BLACK BLACK BLACK BLACK BLACK BLACK BLACK BLACK BLACK BLACK BLACK RED RED...

25 COMMERCIAL LIFEBREATH ® HEAT RECOVERY VENTILATORS • Two Year Limited Warranty • 15 Year Core Warranty NUTECH BRANDS INC. ® (NUTECH) warrants to the purchaser of the Commercial LIFEBREATH ® model and accessories referred to below, to be free from manufacturing defects. This Warranty is personal to...