EMI ComfortWave CAW Series Installation, Operation And Maintenance Manual Download

Page: 1 / 40

Manufactured by:

ECR International Inc.

2201 Dwyer Avenue, Utica, NY 13501

Tel. 800 253 7900

www.ecrinternational.com

PN 240009722 REV. F [08/01/2020]

CAW

FAN COIL, CASSETTE, AIR

HANDLER

Installation, Operation

and

Maintenance Manual

MODELS CAW 08-12

MODELS CAW 18-20

MODELS CAW 33-36

Summary of Contents for ComfortWave CAW Series

Page 1: ...2201 Dwyer Avenue Utica NY 13501 Tel 800 253 7900 www ecrinternational com PN 240009722 REV F 08 01 2020 CAW FAN COIL CASSETTE AIR HANDLER Installation Operation and Maintenance Manual MODELS CAW 08...

Page 2: ...UL 1995 Check our website frequently for updates www emiretroaire com Receiving Information 3 Important Safety Information 4 General Product Information 5 Dimensional Physical Data 6 Unit Mounting 9...

Page 3: ...When calling for assistance please have following information ready Model Number_________________________ Serial Number_________________________ Date of installation______________________ Receiving I...

Page 4: ...service this appliance Read this manual and understand all requirements before beginning installation Safety Information Have a qualified service agency install and service this appliance Turn off el...

Page 5: ...harge locations use two non adjacent sides Fresh air intake capability with two knockout locations Four plastic air vanes motor driven with auto sweep or fixed position stop setting on models 18 36 Mo...

Page 6: ...nal Discharge Knockouts 5 in Diameter 3 Available 2 Fresh Air Inlet Knockouts 1 x 2 in 2 Available 3 Condensate Discharge in Diameter 4 Chilled Water IN 5 8 in 5 Chilled Water OUT 5 8 in 6 Condensate...

Page 7: ...1 Optional Discharge Knockouts 5 in Diameter 3 Available 2 Fresh Air Inlet Knockouts 1 x 2 in 2 Available 3 Condensate Discharge in Diameter 4 Chilled Water IN 7 8 in 5 Chilled Water OUT 7 8 in 6 Con...

Page 8: ...3 1 5 7 7 4 5 8 FEATURES 1 Optional Discharge Knockouts 5 in Diameter 3 Available 2 Fresh Air Inlet Knockouts 1 x 2 in 2 Available 3 Condensate Discharge Inch Diameter 4 Chilled Water IN 7 8 in 5 Chi...

Page 9: ...and damage return them to box until ready to install 7 Do not throw away two polystyrene blanking off pieces with packaging See Figure 6 Blanking Off Fascia discharge slot s need blanking off when su...

Page 10: ...ocate wired wall mounted thermostat to ensure good temperature control Select installation position 1 Position thermostat approximately 5 ft 1 5 m above floor level 2 Avoid external walls and drafts f...

Page 11: ...able 2 3 Prepare installation guides by folding metal bracket by hand along perforations See Figure 9 4 Lift cassette onto hanging rods 5 Level at correct distance from ceiling with aid of installatio...

Page 12: ...rborne debris 4 Slope condensate pipe work downward from highest point in direction of water flow with minimum gradient of 1 in per 10 ft 8 mm per 1 m No uphill gradients except in first 18 in 460 mm...

Page 13: ...ct knock outs are 5 in 133 mm round Fresh air knockouts are a 1 x 2 in 32 x 64 mm rectangular models 08 12 b 3 in 76 mm square models 18 36 2 Cut black insulation around knock out See Figure 15 3 Snip...

Page 14: ...nnection on chassis Figure 19 Page 15 A Ensure polarized connector 2 position is in proper orientation and connected B Route wires to prevent them from becoming trapped cut broken or chaffed See Figur...

Page 15: ...2 REV F 08 01 2020 FINAL ASSEMBLY Figure 19 Connect Vane Motor Plug Into Socket On Chassis Figure 20 Connect Infrared Control Cable Figure 21 Secure Fascia To Chassis Figure 22 Adjust Louver Position...

Page 16: ...5 Connect electrical supply after completing water pipe work 6 Low voltage wiring must be at least 18 AWG Connect Wiring 1 Loosen four screws on front of control box cover Slide cover up and off to a...

Page 17: ...with wiring diagram facing in after making all connections Secure with four screws Units rated 208 230 Vac primary side of transformer are factory wired for 230 Vac Change transformer tap from orange...

Page 18: ...18 PN 20009722 REV F 08 01 2020 ELECTRICAL WIRING Figure 29 08 20 Transformer Figure 30 CAW 08 20 Transformer Mounting Figure 31 33 36 Transformer Figure 32 CAW 33 36 Transformer Mounting...

Page 19: ...r verify thermostat is set to energize the fan with call for heating 1 Fan Operation Some thermostats are equipped with AUTO ON fan switch Placing switch ON will run the fan continuous Placing switch...

Page 20: ...anel and fill drain pan See Figure 34 3 Adding water activates float switch and pump Water must flow regularly when condensate pump is energized If water does not check pipe slope or see if there are...

Page 21: ...al only if switch 4 is set to YES enabling wall mounted remote thermostat operation 4 Set switches as desired for application Set Controller Configuration 1 See Figure 37 Page 26 and Pages 24 34 for o...

Page 22: ...ature Observe three 3 minute minimum time off 8 Verify heating is operational Verify supply air is warmer than room air 9 Use IR hand held remote to enable auto changeover between heat cool Verify Con...

Page 23: ...W INFRARED CONTROL SYSTEM OVERVIEW WARNING Electrical shock hazard Verify all power is off before removing control box cover Failure to follow these instructions could result in death or serious injur...

Page 24: ...speed LOW 4 Select infrared handheld controller or wall mounted thermostat control YES Disables infrared hand controller and enables wall mounted thermostat operation Enables dip switches 3 and 2 Cle...

Page 25: ...25 PN 20009722 REV F 08 01 2020 CAW INFRARED CONTROL SYSTEM OVERVIEW Figure 37 CAW Infrared Hand Held Control...

Page 26: ...26 PN 20009722 REV F 08 01 2020 CAW INFRARED CONTROL SYSTEM SETTINGS Figure 38 Configuration Settings CAW...

Page 27: ...able 4 Page 30 to record settings Day of week Mon Tue Wed Thu Fri Sat Sun Louver is closed when fan is off Period of day Morning Day Evening Night Periods provide four time settings to initiate change...

Page 28: ...28 PN 20009722 REV F 08 01 2020 CAW INFRARED CONTROL SYSTEM SETTINGS Table 4 CAW Microprocessor Controller Dip Switch Settings...

Page 29: ...oom lighting Hibernate Mode When IR hand held remote enters hibernate mode display goes dark if no activity on IR hand held remote for ten minutes Pressing any button awakens IR hand held remote while...

Page 30: ...e Fan Operation see Page 30 Dry Mode Dry mode removes humidity from air while maintaining specific setpoint temperature This is done by cycling cooling mode Dry mode will NOT maintain specific humidit...

Page 31: ...for a Day of week b Period of day C Hour d Minute e Cooling setpoint temperature f Heating setpoint temperature g Auto setpoint temperature Quick Copy CAW INFRARED CONTROL SYSTEM OPERATION Quick Copy...

Page 32: ...rm LED During normal operation microprocessor keeps track of unit s run time When clean filter time has elapsed Timer Alarm LED flashes four times to indicate filter needs to be cleaned Clean filter t...

Page 33: ...r appears 4 Clean Filter To aid in filter maintenance cassette controller indicates when schedule filter cleaning is required by flashing Timer Alarm LED During normal operation microprocessor will ke...

Page 34: ...to clear retaining clips See Figure 41 C Lift filter off grille Place filter on flat surface and vacuum any dust and debris Vacuum all filters and grills Vacuum any accessible unit parts See Figure 42...

Page 35: ...ling 24Vac is measured across terminals Y and C of water valve Y1 and C of cassette While wall thermostat is calling for cooling or heating and anti short cycle timer delay has elapsed 24Vac can be me...

Page 36: ...interconnecting wires Terminal W is required for units with electric or hot water heat only Cassette controller will switch chilled water valve on and off through yellow Y low voltage terminal and ho...

Page 37: ...240 50 1 0 55 1 8 0 6 198 0 7 15 CAW 18 20 220 240 50 1 0 55 1 8 3 2 13 06 14 2 198 17 7 20 CAW 33 36 220 240 50 1 0 5 0 5 1 10 1 10 1 0 198 1 2 15 CAW 33 36 220 240 50 1 0 5 0 5 1 10 1 10 5 4 22 7 23...

Page 38: ...3 0 6 9 000 9 000 1 8 0 4 650 75 15 900 14 300 3 2 1 0 10 700 10 700 2 1 0 5 80 24 000 17 700 4 8 2 5 18 000 15 100 3 6 1 3 MERV 8 72 9 500 9 000 1 9 0 4 7 800 7 400 1 79 0 5 460 75 11 000 9 900 2 2...

Page 39: ...L DATA CONNECTIONS 08 12 18 20 30 36 CHILLED WATER INLET in 5 8 7 8 7 8 CHILLED WATER OUTLET in 5 8 7 8 7 8 CONDENSATE in 1 2 1 2 1 2 BRANCH DUCT DIAMETER in 5 5 6 FRESH AIR DUCT DIAMETER in 3 3 3 FIL...

Page 40: ...All specifications subject to change without notice 2020 ECR International Inc 2201 Dwyer Avenue Utica NY 13501 Tel 800 253 7900 www ecrinternational com BDR THERMEA GROUP...

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