Accurex XRRS Installation, Operation And Maintenance Manual

Manual is about: Fire Ready Hood

Summary of XRRS

  • Page 1

    1 fire ready hood installation, operation and maintenance manual please read and save these instructions for future reference. Read carefully before attempting to assemble, install, operate or maintain the product described. Protect yourself and others by observing all safety information. Failure to...

  • Page 2

    2 fire ready hood table of contents receiving, unpacking, handling & storage . . . . . . . 2 model number code . . . . . . . . . . . . . . . . . . . . . . . . . 3 parts checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 exploded view. . . . . . . . . . . . . . . . . . . . . . . . ...

  • Page 3

    3 fire ready hood example: xrrs-30-f-d-n accurex rrs, 30 inches long, with front fan discharge, with dual element disconnect, nfpa 101 compliant xrrs - 30 - f - e - d - n type residential range suppression length 30 inches 36 inches ventilation f - integral fan - front recirculation r - integral fan...

  • Page 4

    4 fire ready hood sample installations plenum ready supply cable to fan (provided) power disconnect cable (provided) 110 vac supply cable (provided) cabinet range hood (provided) airflow soffit inline duct fan (provided) 10 in. Ductwork roof cap (by others) 7 in. To 10 in. Transition 7 in. To 10 in. T...

  • Page 5

    5 fire ready hood preparing the install location mounting bracket - the mounting bracket and hood must be centered over the range. If the range is not in place, the center marking should be relative to it’s final position. Refer to page 7 for bracket mounting points, rear access holes and access poin...

  • Page 6

    6 fire ready hood fans for inline fans and exterior wall fans, fan location and proper mounting will be required. If the hood system is configured for front recirculation discharge or rear discharge and nfpa 101 compliance, the unit will come equipped with a fan box. If installing under cabinets, kee...

  • Page 7

    7 fire ready hood a b c d e f g installation mounting bracket for a 30-inch unit mounting bracket for nfpa installation installation elevation a. Hood (30 or 36 inches) b. Appliance (for reference purposes) c. Range disconnect - electric, gas or dual (optional) d. Gas range element disconnect (not s...

  • Page 8

    8 fire ready hood 1. Lift hood onto mounting bracket and seat the lower tabs of the mounting bracket into slots in back of hood. 2. While holding the hood up, hook safety cable to chain link on mounting bracket and screw nut to close the link. The hood is now in the service position. 3. Connect male...

  • Page 9

    9 fire ready hood caution use sheet metal screws to secure ductwork to inlet and outlet. It is critical that the screw penetrate the metal of the flange, but not so far as to bind the impeller. It may be necessary to angle screws away from impeller. Installing fan (if applicable) inline install fan v...

  • Page 10

    10 fire ready hood gas disconnect valve (if applicable) the gas solenoid is designed for use with 3/4-inch npt pipe. Be sure to note the “in” and “out” ends of the solenoid body (as marked on the body). This determines direction of gas flow. Refer to wiring diagram on pages 13 and 15 for details on e...

  • Page 11

    11 fire ready hood refer to your submittal for installation dimensions of these accessories. Clockbox (optional) the clockbox works by controlling the cooking element (gas, electric and dual element ranges) and minimizes the likelihood of an unattended cooking fire. The system disables the cooking el...

  • Page 12

    12 fire ready hood main control power 1. Determine mounting location of the appliance disconnect (contactor box and/or gas valve) and mounting bracket, if not already done. 2. Run factory-provided wire from junction box through the wall to the appliance disconnect, unless clockbox option is provided...

  • Page 13

    13 fire ready hood electric disconnect box (if applicable) gas disconnect valve (if applicable) 50amp 250v nema 14-50 l1 208-220 vac black hot l3 208-220 vac red hot t1 208-220 vac black hot t3 208-220 vac red hot by others provided by accurex provided by others by accurex t1 l1 t3 l3 50 amp 208-240...

  • Page 14

    14 fire ready hood inline/wall mount fan power (if applicable) twenty-five (25) feet of plenum rated wire is provided with both the inline fan and wall mounted fan option. The fan needs to be connected with the provided connector within the hood controls. See wiring diagram on page 15 for wiring info...

  • Page 15

    15 fire ready hood wiring diagram description value cb clockbox 2 hr f1 controller fuse 1 amp fast blow f2 fan fuse 2 amp slow blow f3 dual disconnect 1 amp slow blow f3 disconnect fuse 0.5 amp slow blow f4 main fuse 8 amp slow blow f5 clockbox fuse 8 amp slow blow mp1 main power connector fp2 fan c...

  • Page 16

    16 fire ready hood clockbox wiring diagram (if applicable) clockbox system interface diagram 1. An independent 110 vac supply line is provided to the clockbox. A. This supply line provides power to the clockbox, which is independent from the supply line to the hood. 2. The clockbox provides 110 vac ...

  • Page 17

    17 fire ready hood operation - how it works the xrrs functions as a standard ventilation range hood with the added capability to suppress stove top fires. Designed for use over a standard 30 and 36 inch residential range, it uses a mechanical, commercial style automatic fire suppression system. Refer ...

  • Page 18

    18 fire ready hood accessing the internal components moving the unit between ‘operating’ and ‘service’ positions. All xrrs models have been configured as a stand alone unit mounted to a wall plate. As such, the unit may easily be tilted down into a service position, giving you access to the electroni...

  • Page 19

    19 fire ready hood clockbox operation and navigation (if applicable) figure 1 1. Press start/reset to allow the 2 hour timer to begin. This will prompt to the password screen. See figure 2. 2. Press pause to pause the timer, press again to continue. 3. Press stop to stop the timer. 4. If the timer i...

  • Page 20

    20 fire ready hood test tank and demonstration warning the safety pin must be in place in the extinguisher tank until the unit is ready to be returned to service or to be tested. Always wear safety glasses during this procedure. Warning be careful of the protective caps on the nozzles. These will fly...

  • Page 21

    21 fire ready hood controller schematic panasonic max. Min. Run prog. Err. Fp-x c14 7 4 0 0 3 4 y x 3 v1 run prog. V0 5 l n x1 x0 x2 x4 x6 com x3 x5 x7 y1 y0 0v 24v y5 c0 c1 c2 c3 y4 y3 y2 status display input/output display prog. Run err. 7 4 0 0 3 4 y x 3 5 the controller’s operating system is des...

  • Page 22

    22 fire ready hood low pressure how to test function a. Unplug one of the wire terminal connections attached to the pressure switch. B. Led turns from green to orange blinking with buzzer. C. Power for gas valve or disconnect turns off. D. Audible buzzer inside of hood beeps 4 times. E. Local alarm ...

  • Page 23

    23 fire ready hood after an actuation the fire suppression system must be recharged and restored to service immediately after any discharge for continued fire suppression protection. Clean-up procedures due to the alkaline nature of the fire suppressing agent, kitchen surfaces must be cleaned immediate...

  • Page 24

    24 fire ready hood the pressure gauge is directly plumbed to the wet chemical tank valve assembly and indicates the pressure status of the nitrogen in the tank. The tank includes a pressure switch that closes if pressure is in the “green” or normal operation range. Resetting gas shut-off valve befor...

  • Page 25

    25 fire ready hood cleaning the hood to remove built up grease and cooking debris, clean the unit thoroughly with mild detergent and water. Be careful when using abrasive cleaning pads as they may scratch or mar the stainless steel surfaces. The grease entrapment filter, front discharge grille and gr...

  • Page 26

    26 fire ready hood replacement parts recommended service and recertification schedule part number description 479683 fire ready annual service kit (3) links and service tag 479684 fire ready recharge kit tank assembly fully charged with adapter 479685 fire ready test kit, tank assembly nitro only wit...

  • Page 27

    27 fire ready hood maintenance log date ___________________time _____________ am/pm notes: ___________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _______________...

  • Page 28

    28 xrrs, rev. 2, december 2014 copyright 2014 © accurex, llc as a result of our commitment to continuous improvement, accurex reserves the right to change specifications without notice. Specific accurex product warranties are located on accurex-systems.Com within the product area tabs and in the libra...