Carrier CRECOMZR001A02 Скачать руководство пользователя

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Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.

Book 1

Tab

1a 1b 5a 5a 6a 6b

PC 111

Catalog No. 534-892

Printed in U.S.A.

Form 48/50-39SI

Pg 8

9-95

Replaces: 48/50-31SI

Содержание CRECOMZR001A02

Страница 1: ...red Record amount of air for use in Step 10 2 Remove filter access panel by raising panel and swing ing panel outward Panel is now disengaged from track and can be removed No tools are required to remove filter access panel Remove indoor coil access panel Dis card panel and save screws See Fig 1 3 Assemble outdoor air hood top and side plates as shown in Fig 2 Install seal strips on hood top and s...

Страница 2: ...ting bracket until the top screw is in the position determined by Fig 9 or 10 Tighten screws 11 Install outdoor air opening panel with screws from Step 2 12 Fasten hood top and side plate assembly and bottom stop on 71 2 to 121 2 ton units to unit with screws provided See Fig 2 FILTER ACCESS PANEL INDOOR COIL ACCESS PANEL Fig 1 Typical Access Panel Locations Fig 2 Outdoor Air Hood Details Fig 3 Ve...

Страница 3: ...lamp screens to gether using clasp provided While holding screen s in place fasten screen retainer to hood using screws provided NOTE Only 1 screen is provided with 3 to 6 ton units EXAMPLE Given Negative Pressure 0 2 in wg Outdoor Air 1100 cfm Determine Setting 6 in Fig 9 Economizer Minimum Position Setting 3 to 6 Ton Units EXAMPLE Given Negative Pressure 0 1 in wg Outdoor Air 1100 cfm Determine ...

Страница 4: ... 9 19 Replace filter access panel 20 Turn on base unit power 21 Barometric relief damper characteristics are shown in Fig 15 and 16 4 3 2 1 0 5 6 7 8 9 POSITION SETTING BRACKET TOP SCREW Fig 11 Minimum Position Setting Bracket MINIMUM POSITIO N OPEN 3 1 T P P1 T1 4 2 5 S S O D C TR B REV B 1 9 8 8 1 8 A H U M I D I T Y 90 70 60 30 10 D C B A 60 65 70 75 55 50 85 80 DAMPER DAMPER CLOSED OPEN OUTDOO...

Страница 5: ...to remain in an intermediate open position If the supply air temperature falls below 52 F a switch on the supply air thermostat is closed between the T1 terminal and the 24 vac terminal This causes the damper to modulate closed until the supply air temperature rises above 55 F or the damper reaches the minimum position When the supply air temperature is between 55 F and 57 F the supply air thermos...

Страница 6: ...ween the T1 terminal and the 24 vac terminal This causes the damper to modulate closed until the supply air temperature rises above 55 F or the damper reaches the minimum position When the supply air temperature is between 55 F and 57 F the supply air thermostat has open switches between theT2 and 24 vac terminals This causes the economizer damper to remain in an intermediate open position If the ...

Страница 7: ... and the economizer control board wiring are correct check to ensure that the 24 vac terminal of the SAT has 24 vac white wire If OAT EC and control board are functioning and wired properly and no 24 vac exists check wiring see unit label diagram 2 If supply air temperature is greater than 57 F 24 vac should be found at ter minal T2 on the SAT pink wire If 24 vac is not present replace SAT Damper ...

Страница 8: ...rves the right to discontinue or change at any time specifications or designs without notice and without incurring obligations Book 1 1 1 4 4 4 Tab 1a 1b 5a 5a 6a 6b PC 111 Catalog No 534 892 Printed in U S A Form 48 50 39SI Pg 8 9 95 Replaces 48 50 31SI ...

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