background image

20

21

HR

V

 TROUBLE SHOOTING GUIDE

OPERA

TION GUIDE 

PROBLEM

PROBABLE CAUSE

SOLUTION 

PERSISTENT

 CONDENSA

TION 

ON 

WINDOWS

IMPROPER 

ADJUSTMENT

OF DEHUMIDIST

A

T(S).

ADJUST

 DEHUMIDIST

A

T(S) 

T

O CORRECT

 RH READING (see 

operation manual), 

ADJUST

 T

A

 LOWER SETTING. 

CHECK OPERA

TION OF DEHUMIDIST

A

T, IF DEFECTIVE, REPLACE. 

INST

ALL

 A

 DEHUMIDIST

A

T

 IN LIVING 

AREA

 OF HOME.

IMPROPER 

VENTILA

TION RA

TE.

ENSURE HR

V

 IS ON CONTINUOUSL

Y

INCREASE F

AN SPEED.  BALANCE SYSTEM.

DEFROST

 NOT

 WORKING.

BROKEN DAMPER BLADE 

ASSY

.

REPLACE.

FRESH 

AIR DUCT

 FROZEN 

OR 

VER

Y

 COLD

(DEFROST

 LIGHT

 COMES ON) .

FAILED MAIN CONTROL

 BOARD.

 IF DAMPER DOOR DOES NOT

 OPERA

TE DURING “ST

AR

T

 UP

 

SELF  DIAGNOSTIC” BUT

 POWER LIGHTS 

ARE ON, BOARD MA

Y

  

REQUIRE REPLACEMENT

.

DEFECTIVE DAMPER MOT

OR.

REPLACE. 

INSPECT

 CONNECTION BETWEEN MOT

OR SHAFT

 AND DAMPER, 

COUPLING MA

Y

 BE LOOSE.

HUMIDITY

 LEVEL

 T

OO LOW

HR

V

 AIR FLOWS IMPROPERL

Y

 BALANCED.

BALANCE HR

V

DEHUMIDIST

A

T

 CONTROL

 SET

  T

O LOW

.

SET

 DEHUMIDIST

A

T

 T

A

 HIGHER SET

 POINT

.

LIFE STYLE OF OCCUP

ANTS.

HUMIDITY

 MA

Y

 HA

VE 

T

O BE 

AR

TIFICIALL

Y

 ADDED, 

 

i.e. HUMIDIFIER.

VENTILA

TION RA

TE 

T

OO HIGH

ADJUST

 T

O LOWER F

AN SPEED OR INTERMITTENT

HUMIDITY

 LEVEL

 T

OO HIGH

HR

V

 AIR FLOWS IMPROPERL

Y

 BALANCED 

BALANCE HR

V

HR

V

 UNDERSIZED.

Summary of Contents for SHRV115RD

Page 1: ...n of any Heat Recovery Ventilator HRV may interact with vented combustion equipment i e gas furnaces oil furnaces wood stoves fireplaces etc Never install an HRV in a situation where it s normal operation lack of operation or partial failure may result in the back drafting on vented combustion equipment such as water heaters furnaces and fireplaces DO NOT ATTEMPT INSTALLING THIS HRV WITHOUT FIRST ...

Page 2: ...uct system 14 Indirect Duct system 15 Direct Duct system 16 Fresh Air supply ducting 17 Stale Air return system 18 Air Flow Balancing 18 Trouble shooting guide 21 Wiring Diagrams 28 29 Replacement parts list 30 NOTE Anytime the HRV is powered on allow 20 seconds for the main control to reset prior to making any operational changes ...

Page 3: ... Temp Reduction Factor 17 8 Supply 13 8 Exhaust Low Temp Imbalance Factor 0 86 Home Ventilating Institute ALL DUCT CONNECTIONS 6 IN 152MM STALE AIR TO OUTSIDE FRESH AIR TO HOUSE STALE AIR FROM HOUSE FRESH AIR FROM OUTSIDE VENTILATION PERFORMANCE EXT STATIC NET SUPPLY GROSS AIR FLOW PRESSURE AIR FLOW SUPPLY EXHAUST Pa in wg L S CFM L S CFM L S CFM 25 0 1 71 151 74 157 64 136 50 0 2 65 138 68 144 61...

Page 4: ...SENSIBLE EFFECTIVENESS C F L S CFM HEATING 0 32 30 64 83 71 82 0 01 0 32 46 97 104 67 77 0 00 0 32 61 129 117 66 73 0 00 25 13 31 66 95 58 79 0 03 TOTAL RECOVERY EFFICIENCY COOLING 35 95 31 65 83 18 SUMMERAIRE MFG PETERBOROUGH ONTARIO K9J 6X6 MODEL SHRV130RD Options Installed Defrost Internal Dehumidistat Electrical 120 V 1 27 Amp Exhaust Air Transfer Ratio 02 Low Temp Ventilation Reduction During...

Page 5: ...EFFICIENCY APPARENT SENSIBLE EFFECTIVENESS C F L S CFM HEATING 0 32 40 84 103 68 77 0 01 0 32 66 140 132 62 68 0 00 0 32 86 182 158 58 64 0 00 25 13 34 72 116 61 79 0 03 TOTAL RECOVERY EFFICIENCY COOLING 35 95 42 89 104 29 SUMMERAIRE MFG PETERBOROUGH ONTARIO K9J 6X6 MODEL SHRV190RD Options Installed Defrost Internal Dehumidistat Electrical 120 V 1 27 Amp Exhaust Air Transfer Ratio 0 014 Low Temp V...

Page 6: ...nbalanced Airflow During 25 C Test 15 6 L s 325 300 275 250 225 200 175 150 125 100 75 50 80 90 100 110 120 130 140 150 Supply Exhaust Gross Airflow L s CFM L s 47 Ext Differential Pressure Pascals IN W C PA 250 ALL DUCT CONNECTIONS 6 IN 152MM STALE AIR TO OUTSIDE FRESH AIR TO HOUSE STALE AIR FROM HOUSE FRESH AIR FROM OUTSIDE 34 1 2 16 25 7 8 VENTILATION PERFORMANCE EXT STATIC NET SUPPLY GROSS AIR...

Page 7: ...s of high speed ventilation may be desired Once activated by a momentary push of the SELECT button on the Touch Pad approximately 3 seconds the HRV is switched to high speed ventilation and the Touch Pad LED will illuminate The HRV will reset to the previously selected mode of operation once the 20 minutes have expired To cancel the selection depress the SELECT button on the 20 minute Touch Pad fo...

Page 8: ...ld be a central location i e near furnace thermostat or in a specific room i e kitchen laundry etc When wall mount dehumidistats are used set the HRV internal dehumidistat to OFF Connect to HRV using 18 2 thermo stat wire Scout Control This standard control is detachable from the HRV Once removed from the HRV only the power ON OFF remains at the HRV By positioning the SCOUT remotely to the HRV you...

Page 9: ... OFF In this mode the ventilation fan remains off until activated by either the internal dehumidistat or an external control such as a touch pad or dehumidistat RELATIVE HUMIDITY By rotating the control dial you can select desired levels of indoor humidity Humidity reduction will only occur during the heating season Should the set point be below the indoor relative humidity the HRV will automatica...

Page 10: ...ER INDICATOR Every thirteen weeks this control will display on the LCD the need to clean the filters and core Refer to the maintenance section of the User manual for the method advised Maximum number of Watchman or Sentinel controls per HRV is four 4 at a maximum range of 1600 lineal ft of 18 2 thermostat wire SCOUT WATCHMAN Indications MODE SCOUT WATCHMAN Intermittent Fan Off Auto Off Blink Inter...

Page 11: ... are acceptable provided that the ambient air temperature does not fall below freezing This is to prevent the condensate drain lines from freezing Standard Ventilation Optional Ventilation Filtration Air In Filtered Air Out Warm Exhaust Warm Supply Cold Supply Cold Exhaust Cold Exhaust Cold Fresh Air Supply Warm Supply Warm Stale Exhaust Model SHRV 130RD Illustrated ...

Page 12: ...rews To ensure proper condensate flow HRV must be installed level in both directions 3 Condensate Drain hose installation Two 2 drain spigot assemblies are provided These are to be installed through the drain pan holes provided Simply install the spigot through the openings and secure in place by installing the nylon washer and nut on the outside of the cabinet Ensure that the drain holes that are...

Page 13: ...flow restrictions It is recommended that 6 insulated ducting with a integral single piece vapour barrier be provided Due to the high air flow restrictions in insulated flex duct it is recommended that run lengths be kept to a minimum stretched tightly and with as few elbows as possible if length greater 25 ft use 7 insulated duct Minimum RSI value of 0 75 R4 is required Weather hood collar should ...

Page 14: ...usted and provided with fresh supply air as required The main advantage of this type of installation is it provides the ability to balance the exhaust and supply air streams from each serviced room The HRV system operates independent of the home s heating system Please refer to fig I below fig I Fresh Air In Fresh Air Exhaust Air Stale Air Exhaust ...

Page 15: ...ned as shown on the attached drawing In this application no opening such as a breather T is used Also where permitted by local codes the HRV ERV supply duct may be indirectly connected to the furnace return air duct using a breather T In this application the breather T in installed into the HRV ERV supply duct before the connection to the return air duct Leaving a gap in the ventilation supply duc...

Page 16: ...e exhaust air duct shall be positioned upstream at a distance of not less than 1 meter or 3 feet from the supply duct The supply duct shall be positioned as shown on the attached drawing In this application no opening such as a breather T is used Also where permitted by local codes the HRV ERV supply duct may be indirectly connected to the furnace return air duct using a breather T In this applica...

Page 17: ...ir supply ducting to the living space may be either a dedicated or an indirect duct system Please refer to figures I and II Should the indirect method be used it is suggested that at the point of connection to the HRV that a short length of flex duct be used to electrically isolate the two systems Fresh air supply grills may be either wall or ceiling mounted Avoid locating these grills where room ...

Page 18: ...t air stream from a kitchen area must never be connected to the kitchen range hood Instead an exhaust grill should be mounted high on the wall as required by local codes so as not to extract cooking by products 9 Air Flow Balancing READ THE APPLICATION WARNING AT THE FRONT OF THIS MANUAL A magnehelic gauge and pilot tube flow measuring system is used for easy and accurate air flow measurement Upon...

Page 19: ...h other a near balanced condition should be possible o Upon completion return the fan speed selection to the normal speed of low A positive pressure situation within the dwelling may drive moist air into the external walls of the dwelling where in cold weather it may condensate potentially causing structural damage A negative pressure within the dwelling may have severe undesirable effects In some...

Page 20: ...t on while balancing 3 Place magnahelic gauge on a level surface and adjust it to zero Insert pitot tube into exhaust air ductwork with tip aligned with ductwork pointing away from HRV into air flow Record the reading on gauge 4 Move kit to other air stream HRV insert pilot tube into fresh air ductwork with tip aligned with ductwork pointing towards HRV into air flow Record reading on gauge Adjust...

Page 21: ...CE FRESH AIR DUCT FROZEN OR VERY COLD DEFROST LIGHT COMES ON FAILED MAIN CONTROL BOARD IF DAMPER DOOR DOES NOT OPERATE DURING START UP SELF DIAGNOSTIC BUT POWER LIGHTS ARE ON BOARD MAY REQUIRE REPLACEMENT DEFECTIVE DAMPER MOTOR REPLACE INSPECT CONNECTION BETWEEN MOTOR SHAFT AND DAMPER COUPLING MAY BE LOOSE HUMIDITY LEVEL TOO LOW HRV AIR FLOWS IMPROPERLY BALANCED BALANCE HRV DEHUMIDISTAT CONTROL SE...

Page 22: ...OOR TEMPERATURE EXTREMELY COLD IF SUPPLY AIR IS INSTALLED INTO RETURN AIR OF FURNACE FURNACE FAN NEEDS TO RUN CONSTANTLY TO DISTRIBUTE VENTILATION AIR COMFORTABLY ENSURE THAT A BREATHER T IS INSTALLED IN SUPPLY DUCT PREHEATER MAY BE REQUIRED WATER IN BOTTOM OF HRV DRAIN PAN S PLUGGED ENSURE O RINGS ON DRAIN SPIGOT SEATS PROPERLY LOOK FOR KINKS IN LINE DRAIN LINES OBSTRUCTED CHECK WATER DRAIN CONNE...

Page 23: ...RV DOOR GASKET DAMAGED REPLACE GASKETING WATER LEAKS HRV NOT LEVEL LEVEL HRV EXCESSIVE WATER DUE TO NEW WET CONSTRUCTION OPERATE HRV ON LOWER SPEED ie INTERMITTENT FROST ON FRESH AIR INTAKE STALE AIR EXHAUST FLEX HRV CORE INSTALLED IN REVERSE INSTALL CORE CORRECTLY FRONT OF CORE HAS INSTALLATION INSTRUCTION LABEL INSTALL WITH LABEL FACING HRV DOOR VAPOUR BARRIER INCOMPLETE REPAIR SEAL OF ALL CRACK...

Page 24: ...F NO READING IS PRESENT THEN REPLACE SWITCH DEFECTIVE POWER SWITCH POWER UP HRV CLOSE DOOR SAFETY SWITCH TURN POWER SWITCH TO ON PLACE ONE LEAD OF VOLT METER ON KNOWN NEUTRAL AND THE OTHER ON TERMINALS ON BACK OF SWITCH ONE AT A TIME VOLTAGE READING SHOULD BE LINE VOLTAGE ON BOTH BLACK LEADS IF NOT THEN REPLACE SWITCH CONFIRM NEUTRAL AT SWITCH LEAD WITH KNOW NEUTRAL DISCONNECT POWER TO HRV IDENTIF...

Page 25: ...RNAL AND OR REMOTE WALL MOUNTED DISCONNECT LEADS AT DEHUMIDISTAT AND SHORT TOGETHER IF HRV RESPONDS TO HIGH SPEED THEN REPLACE DEHUMIDISTAT HRV MAKES AN ANNOYING NOISE SUPPLY OR EXHAUST BLOWER WHEEL OUT OF ADJUSTMENT REMOTE MOTOR ASSEMBLY AND TIGHTEN SCREW ON MOTOR SHAFT CHECK SUPPLY EXHAUST WHEELS FOR BALANCE REPLACE IF NECESSARY ENSURE THAT FAN WHEELS ARE NOT RUBBING ON FAN HOUSING INLET RING NO...

Page 26: ...OR THE OTHER IF THESE READINGS ARE OBTAINED CHANGE THE DAMPER MOTOR IF NO VOLTAGE PRESENT OR VOLTAGES ARE THE SAME CHANGE THE CONTROL BOARD FAN SPEED DOESN T SEEM TO CHANGE AS SELECTIONS ARE MADE ON SELECT BUTTON IMPROPER DUCT SYSTEM INSTALLED ENSURE THAT MOTOR AMP DRAW DOES NOT EXCEED NAMEPLATE RATING INCREASED STATIC I E DAMPERING MAY BE NECESSARY INCORRECT VOLTAGE MEASURE LINE VOLTAGE VOLTAGE T...

Page 27: ...UTDOOR TEMPERATURE DEFECTIVE TEMPERATURE SENSOR CHANGE SENSOR LATCH OPENS EXCESSIVE CLOSING FORCE REPLACE LATCH REPEATED FORCING OF LATCH WEARS OFF LOCKING TAB ALLOWING IT TO POP OPEN FORCING DOOR SHUT THEN FORCING LATCH WEARS OFF LOCKING TAB ON LATCH LATCH MUST BE OPEN PRIOR TO LATCHING DO NOT PULL DOOR SHUT LOCKED ON HIGH SPEED DEHUMIDISTAT SET TOO LOW REDUCE SET POINT DEHUMIDISTAT DEFECTIVE REP...

Page 28: ... J3 J2 J1 J4 J5 Detached SCOUT Control All wiring to be TEW 20 ga All external low voltage wiring to be 18 gauge Control Low Voltage 12 vac High Voltage 120 vac Fan Interlock Relay SPDT MAX 4 AMPS Status LED Indicators White Black Black Black Black White White White On Off Door Switch Safety Door Switch WHITE BLACK Dehumidistat Dehumidistat Crank Timer RF PBT REM Internal SCOUT Control Summer Wint...

Page 29: ... 0O 0GG PPS 4XJUDI 7 5 5 0 08 6 8IJUF 8IJUF 8IJUF MBDL MBDL MBDL 4UBUVT OEJDBUPST BO OUFSMPDL 3FMBZ 41 5 9 14 8IJUF PNNPO 5SFOU FUBMT JNUFE 4 37 3 8JSJOH JBHSBN BUF VMZ SXH XJSF 3 POUSPM PX 7PMUBHF WBD JHI 7PMUBHF WBD MM FYUFSOBM MPX WPMUBHF XJSJOH UP CF HBVHF MM XJSJOH UP CF 5 8 HB FUBDIFE 4 065 POUSPM POOFDUPS PMFY VNCFS NPUPS IBSOFTT TVQQMJFE MPPTF PUF BYJNVN BQBDJUJFT FWJDF BY OVNCFS BY 3BOHF ...

Page 30: ...30 Replacement parts listing Models SHRV130RD SHRV190RD Replacement parts listing Model SHRV115RD SHRV240RD ...

Page 31: ...ble 130 190 Control 14 RX SWROCKER On Off Switch 15 RX SWDOOR Door Safety Switch 16 RX FLTR130 Air Filters 17 RX WHEEL130T SHRV130RD Top Wheel 18 RX WHEEL130B SHRV130RD Bottom Wheel 19 RX WHEEL190T SHRV190RD Top Wheel 20 RX WHEEL190B SHRV190RD Bottom Wheel 21 RX TMPSENSRD SHRVRD Temperature Sensor 22 RX DMPR115 Damper Door RX DMPR240 Damper Door 23 RX PAN115 Drain Pan RX PAN240S Drain Pan PX PAN24...

Page 32: ...Summeraire Mfg Peterborough Ontario Canada K9J 6X6 SHRV 115RD 130RD 190RD 240RD REVISED FEB 2007 4 Built Better To Last Longer ...

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