Rinnai A20 Installation Manual Download

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This appliance shall be installed in accordance with:

• Manufacturer’s Installation Instructions

• Current AS/NZS 3000

• Local Regulations and Municipal Building Codes including local OH&S requirements

This appliance must be installed, maintained and removed by an Authorised Person.
For continued safety of this appliance it must be installed and maintained in

accordance with the manufacturers instructions.

Installation Manual

C & A Series

Evaporative Air Coolers

Summary of Contents for A20

Page 1: ...tions and Municipal Building Codes including local OH S requirements This appliance must be installed maintained and removed by an Authorised Person For continued safety of this appliance it must be installed and maintained in accordance with the manufacturers instructions Installation Manual C A Series Evaporative Air Coolers ...

Page 2: ... 3 3 Fix and Seal the roof flashing 8 3 4 Dropper Duct Installation Guidelines 8 4 Installation C Series 9 4 1 Dropper Duct Installation and Fitting the Cooler 9 4 2 Fitting the Rinnai C Series cooler 10 5 Installation A Series 11 5 1 A Series Dropper Duct Specific 11 5 2 Fitting A Series Optional Winter Seal 11 5 3 Fitting the Rinnai A Series Cooler 11 6 Network Connection 12 6 1 Wiring Connectio...

Page 3: ...nt During Operation 16 8 4 Shut down Times 16 9 Dismantling 17 9 1 Removing the Front and Rear Pads 17 9 2 Removing the Side Pads 17 9 3 Dismantling the Framework 17 10 Commissioning Checklist 18 10 1 Isolating Switch 18 10 2 Checklist 18 10 3 What if the Fan Motor will not start 18 Check 18 10 4 What if the Pump will not start 18 Check 18 11 Exhaust and Ventilation 20 12 Technical Specifications ...

Page 4: ...Rinnai 4 Evap AC IM This page intentionally blank ...

Page 5: ...products recommended to customers are fit for the purpose for which they are intended WARNING REGULATORY INSTALLATION This appliance shall be installed in accordance with Manufacturer s Installation Instructions Current AS NZS 3000 electrical codes Local Regulations and Municipal Building Codes including local OH S requirements Local water authority regulations Duct fixing regulations EPA guidelin...

Page 6: ...l labour involved in accessing cooler installations will not be accepted by Rinnai Avoid positioning the cooler near any source of smoke dust or objectionable fumes so that only fresh outside air will be drawn into it Coolers should not be sited close to the windows or bedrooms of neighbouring houses The cooler shall not be installed within a 5m 6m in W A radius of a sanitary vent 1 5m radius from...

Page 7: ...freezing water in pipes may occur For the owner s convenience an additional isolating valve may be provided at ground level to isolate the water supply The water supply pipe MUST BE supported and secured so as not to place strain on the Cooler s water connection fittings or cause water hammer noise Water quality should be checked and filtration fitted where necessary e g tank or bore water DO NOT ...

Page 8: ...ould be fitted with an additional water diverting channel on the dropper duct high side that extends beyond the dropper duct sides by at least 50mm see diagram below NOTE This diagram is for Rinnai C Series Models 3 4 DROPPER DUCT INSTALLATION GUIDELINES The dropper duct on which the Cooler is mounted MUST BE properly secured to the roof structure or timbers Ensure the dropper duct does not contac...

Page 9: ... to securely hold them to the dropper duct Insert the dropper duct between the roof rafters see diagram Ensure the template levelling bracket is positioned on the high roof side of the dropper duct Rest the templates equally on the tile battens or roof timbers at both sides of the dropper duct Place a spirit level on the templates levelling bracket and raise one of the template ends if necessary u...

Page 10: ...towards the dropper box Using the hole at the end of the latching bracket as a guide drill a 3mm pilot hole through the dropper box only DO NOT penetrate the plastic chassis Four 8g x 3 8 stainless steel screws should be inserted to secure the four latching brackets to the dropper box The Cooler s smallest filter pad and the water supply connection fitting MUST BE on the high side of the roof Ensu...

Page 11: ... BE completed before the Cooler is mounted onto the dropper duct preferably before the Cooler is lifted up onto the roof Gently lift the unit up so that you can see the Cooler s air outlet On the Winter Seal blades is an orange sticker indicating the bottom This sticker should be facing down when the cooler is in its final position Insert one end of the winter seal blades into the mounting holes p...

Page 12: ...orkers are identified as either Master or Slave All Rinnai Networkers come set as Master by default and the slave Rinnai Networker will need to be configured upon installation NOTE Both Rinnai Networkers cannot be set as Master on a system otherwise it will malfunction Both Rinnai Networkers cannot be set as Slave otherwise the system will lock out 6 3 DUAL RINNAI NETWORKERS Adjustments to the coo...

Page 13: ...onnect the 20 metre wall control loom plug to the cooler s lead plug Ensure the wall control is positioned so that it is within reach of the cooler using the 20 metre wire loom assembly supplied Wall Controls accept the polarised plug connection The Manual wall control has a small loom to connect the polarised plug to 6 6 SETTING UP MULTIPLE COOLERS ON THE NETWORK To ensure each Cooler is configur...

Page 14: ...Heater is also on the system you will need to press the Mode button Rotate the rotary dial to change the parameter value displayed at the top right of screen to the unit number required for this Cooler as shown below by unit number 2 Wait one minute before proceeding to allow for the programming change Press the Rinnai Networker ON OFF button to exit the program Turn the power supply at the Cooler...

Page 15: ...egarding the regulations Where required Rinnai recommend the drain outlet be plumbed to a suitable point in order to disperse the waste water away adequately without causing damage or nuisance i e overflowing roof guttering accelerated corrosion There are two recommended options when connecting drainage to the unit Option one is for a small diameter pipe which MUST BE secured with PVC cement not a...

Page 16: ...including Pre wet is 5 to 7 minutes 8 3 TANK WATER QUALITY AND REPLENISHMENT DURING OPERATION During the Cooler s operation with the pump operating the Cooler will be evaporating water from the tank and automatically refilling itself Rinnai A Series models will periodically after a specified number of tank refills flush out the tank discharging water from the drain outlet for approximately 1 minut...

Page 17: ...S Remove the front and back pads as above then Disconnect the 19mm clear hose supplying water to the roof distribution spreader at the fitting in the cooler s base squeeze clip then pull to release Ensure that all thumb screws have been removed Remove the roof assembly Slide the filter pads up and out of their frames 9 3 DISMANTLING THE FRAMEWORK Complete all the steps above then From the front of...

Page 18: ...d that any external drain piping is not blocked or restricted That the optional dump valve functions correctly by isolating the power to the unit and ensuring that the tank drains completely NOTE New cooling pads should be thoroughly flushed before use so following commissioning run the pump for 30 minutes without the fan and then drain the tank fully This will prime the pads flush out some of the...

Page 19: ...nit is turned ON at the Rinnai Networker Manual Wall Control The pump is not in a delay due to ServoSeal damper or tank filling operation The pump impeller is not blocked or obstructed All electrical connections are secure and if the pump will not start call Rinnai for service 10 COMMISSIONING CHECKLIST ...

Page 20: ...ber of average size windows doors suggestive only Highest Fan Setting Lowest Fan Setting C Series A Series C20 A20 Two sliding windows or Five hinged windows 1 5 m2 0 9 m2 C30 A30 One door and a hinged window 1 9 m2 1 1 m2 C40 A40 A50 Three sliding windows or one door two hinged windows 2 3 m2 1 4 m2 C50 A60 Four sliding windows or one door and four hinged windows 2 8 m2 1 7 m2 C60 A70 Five slidin...

Page 21: ... 69 5 15 750 4 9 11 A40 50 5 69 0 15 750 4 9 11 A30 49 0 67 0 15 750 4 9 11 A20 47 5 65 5 15 315 2 4 6 C70 57 6 79 8 12 1000 7 3 11 900 21 C60 55 6 77 8 12 750 4 9 11 C50 56 6 80 3 12 750 4 9 11 C40 55 6 77 8 12 750 4 9 11 C30 51 5 70 4 12 750 4 9 11 C20 49 5 67 3 12 315 2 4 6 Model Dry Wet Tank Capacity litres Watts Amps Fan Impeller Blades Minimum Dropper Box Length mm Angle of Dropper Box degre...

Page 22: ...Rinnai 22 Evap AC IM NOTES ...

Page 23: ...Rinnai 23 Evap AC IM NOTES ...

Page 24: ...ur National Help Line Rinnai recommends that this appliance be serviced every 2 years Head Office 100 Atlantic Drive Keysborough VIC 3173 P O Box 460 Braeside Victoria 3195 Product Sales and Service National Phone 1300 555 545 Fax 1300 555 655 Technical Helpline and Spare Parts National Mon Fri 8am 5 30pm EST Phone 1300 555 545 Fax 1300 300 141 Cost of a local call higher from mobile or public pho...

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Rinnai A20, Installation Manual

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