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Pyro-Chem Kitchen Knight II Technical Manual

Fire suppression system
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KITCHEN KNIGHT II RESTAURANT
FIRE SUPPRESSION SYSTEM
(PCL-160/300/460/600)
DESIGN, INSTALLATION, REChARGE, AND MAINTENANCE MANUAL
TECHNICAL MANUAL
• Components
• Design
• installation
• maintenanCe
• ReCHaRge
One Stanton Street / Marinette, WI 54143-2542, USA / +1-715-735-7411 / www.pyrochem.com
Copyright © 2014 Tyco Fire Products LP. / All rights reserved. / Part No. 551274-06

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jeff hughey
February 17, 2025

can 2 PCL-460's be manifolded together and what size pipe is required?Cannot find anything in the installation manual

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Summary of Contents for Pyro-Chem Kitchen Knight II

  • Page 1 KITCHEN KNIGHT II RESTAURANT FIRE SUPPRESSION SYSTEM (PCL-160/300/460/600) DESIGN, INSTALLATION, REChARGE, AND MAINTENANCE MANUAL TECHNICAL MANUAL • Components • Design • installation • maintenanCe • ReCHaRge One Stanton Street / Marinette, WI 54143-2542, USA / +1-715-735-7411 / www.pyrochem.com Copyright © 2014 Tyco Fire Products LP. / All rights reserved. / Part No. 551274-06...
  • Page 3 This bulletin is a temporary supplement to the KITCHEN KNIGHT II Technical Manual (PN551274-4) dated March 1, 2006 and is not intended to replace the requirements and limitations outlined in the current manual. The information contained in this bulletin will be added to the manual upon the next printing.
  • Page 5 Twelve-year main- tenance must include agent tank hydrostatic testing. PART NO. 551274-06 PYRO-CHEM, KITCHEN KNIGHT, and the product names listed in this material are marks and/or registered marks. Unauthorized use is strictly prohibited.
  • Page 6 EXPLANATION OF SAFETY ALERTS KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 REV. 06 2014-NOV-10 DANGER Indicates a hazardous situation in which a person will expe- rience serious personal injury or death if the situation is not avoided.
  • Page 7 REVISION RECORD KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 UL EX3830 ULC EX3830 ULC EX3830 2014-NOV-10 2014-NOV-10 REV. 06 REV. 06 PAGE 1 PAGE 1 DATE PAGE REV. NO. DATE PAGE REV. NO. 2014-NOV-10 Complete manual has been reformatted along...
  • Page 8 REVISION RECORD KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PAGE 2 REV. 06 2014-NOV-10 DATE PAGE REV. NO. DATE PAGE REV. NO. Indicates revised information. Indicates change in page sequence.

  • Page 9: Table Of Contents

    KITCHEN KNIGHT II Restaurant Fire Suppression Manual TABLE OF CONTENTS UL EX3470 ULC EX3470 2014-NOV-10 REV. 06 PAGE TOC-1 SECTION PAGES SECTION PAGES 1. GENERAL INFORmATION NOZZLES 2-11 INTRODUCTION RUBBER BLOW-OFF CAPS 2-11 Temperature Limitations SWIVEL ADAPTOR 2-11 UL Listing...
  • Page 10 KITCHEN KNIGHT II Restaurant Fire Suppression Manual TABLE OF CONTENTS UL EX3470 ULC EX3470 PAGE TOC-2 REV. 06 2014-NOV-10 SECTION PAGES SECTION PAGES 4. SYSTEm INSTALLATION Setting the EN-MCU3 4-20 Remote Pull Station Installation 4-20 GENERAL CYLINDER INSTALLATION Gas Shut-off Valve Installation...

  • Page 11: General Information

    17a (Standard on Wet Chemical Extinguishing Systems) by The operating temperature range of the PYRO-CHEM an authorized PYRO-CHEM distributor. To provide maximum KITCHEN KNIgHT II System is 32 °F (0 °C) minimum to assurance that the fire suppression system will operate effec- 120 °F (49 °C) maximum.
  • Page 12 SECTION 1 – GENERAL INFORMATION KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 1-2 REV. 06 2014-NOV-10 NOTES:...

  • Page 13: Components

    REV. 06 PagE 2-1 CYLINDERS & VALVE The PYRO-CHEM KITCHEN KNIgHT II System has available four different size cylinders: Models PCL-160 (Part No. 553163), PCL-300 (Part No. 551194), PCL-460 (Part No. 551193), and PCL-600 (Part No. 551196). Cylinder sizes are expressed in terms of extinguishing agent capacity (i.e., the PCL-300 uses...

  • Page 14: Pressure Regulator Rebuilding Kit

    EXTINguISHINg AgENT stem assembly. See Figure 2-5. The agent used in PYRO-CHEM KITCHEN KNIgHT II Systems is a potassium carbonate based solution that is extremely effec- tive for grease-related kitchen fires. This agent is available for cylinder recharging in 1.6 gallon and 3.0 gallon containers.

  • Page 15: Mch3 Mechanical Control Head

    SECTION 2 – COMPONENTS KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 2014-NOV-10 REV. 06 PagE 2-3 MODEL MCH3 – MECHANICAL CONTROL HEAD The Model MCH3 Mechanical Control Head (Part No. 551200) is a fully mechanical control head which can be connected to the PCL-160/300/460/600 cylinder valve.

  • Page 16: Gram Co 2 Cartridge

    SECTION 2 – COMPONENTS KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 2-4 REV. 06 2014-NOV-10 MODEL EN-S ENCLOSuRE PNEuMATIC ACTuATINg CYLINDERS Model PAC-10 The Model EN-S Enclosure (Part No. 550966) is used for vertical mounting of a single PCL-160, PCL-300 or PCL-460 when it is The Model PaC-10 (Part No.

  • Page 17: Detection Equipment

    SECTION 2 – COMPONENTS KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 2014-NOV-10 REV. 06 PagE 2-5 DETECTION EQuIPMENT Model FLH-1 Assembly Model FLK-1 Assembly The Model FLH-1 Fusible Link Hanger assembly (Part No. 550876) is an accessory designed to simplify the installation The Model FLK-1 assembly (Part No.

  • Page 18: A-Pc Fusible Links

    SECTION 2 – COMPONENTS KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 2-6 REV. 06 2014-NOV-10 A-PC Fusible Links Note: a transient rush of warm air up to 40 °F (4 °C) per minute may expand the shell, but not enough to trigger the unit.

  • Page 19: Quik-Seal" Adaptor

    SECTION 2 – COMPONENTS KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 2014-NOV-10 REV. 06 PagE 2-7 MODEL RPS-M – REMOTE MECHANICAL PuLL STATION “COMPRESSION-SEAL” ADAPTOR Remote manual control for the Model MCH3, NMCH3, or This adaptor is a mechanical bulkhead fitting that produces a...

  • Page 20: Gas Shut-Off Valves

    29/32 in. (23 mm) 550186 FIguRE 2-22 006844PC Note: a UL Listed manual reset relay is required when using an electric gas valve. The PYRO-CHEM KITCHEN KNIgHT II Model SM-120 solenoid monitor must be used for this purpose. FIguRE 2-21 002853PC...

  • Page 21: Corner Pulleys

    SECTION 2 – COMPONENTS KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 2014-NOV-10 REV. 06 PagE 2-9 CORNER PuLLEYS TEE PuLLEY Model SBP-1 The Tee Pulley (Part No. 427929) is used to change the direc- tion of two wire ropes by 90°. It must be used in areas where the a corner pulley is used whenever a change in stainless steel temperatures are within the range of 32 °F to 130 °F (0 °C to 54...
  • Page 22 SECTION 2 – COMPONENTS KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 2-10 REV. 06 2014-NOV-10 ELECTRICAL SWITCHES See NFPa 72, “National Fire alarm Code,” Initiating Devices section, for the correct method of wiring connection to the fire The electrical switches are intended for use with electric gas alarm panel.
  • Page 23 SECTION 2 – COMPONENTS KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 2014-NOV-10 REV. 06 PagE 2-11 AgENT DISTRIBuTION HOSE AND RESTRAININg CABLE The agent Distribution Hose and Restraining Cable Kit (Part No. 435982) consists of a 5 ft (1.5 m) long agent Distribution Hose, a 3 ft (0.9 m) long Restraining Cable, and a Restraining Cable...
  • Page 24 SECTION 2 – COMPONENTS KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 2-12 REV. 06 2014-NOV-10 NOZZLE AIMINg DEVICE The Nozzle aiming Device (Part No. 551265) is required to properly aim each nozzle to the correct aiming point. The device clamps to the nozzle and emits a small laser light that reflects on the surface that it is aiming at.
  • Page 25 SECTION 2 – COMPONENTS KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 2014-NOV-10 REV. 06 PagE 2-13 MODEL MODEL DESCRIPTION PART NO. DESCRIPTION PART NO. PCL-160 1.6 gaLLON CYLINDER aSSEMBLY 553163 FLK-1 10 IN. (254 mm) FUSIBLE LINK...

  • Page 26: Corner Pulley

    SECTION 2 – COMPONENTS KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 2-14 REV. 06 2014-NOV-10 MODEL MODEL DESCRIPTION PART NO. DESCRIPTION PART NO. MS-3PDT ELECTRICaL SWITCH – 3 POLE 551156 – – – FLUSHINg CONCENTRaTE DOUBLE THROW (32 OZ (907.2 g))

  • Page 27: System Design

    Those individ- maximum, to a point just beyond the damper assembly that will uals responsible for the design of the KITCHEN KNIgHT II not interfere with the damper. Exceeding the maximum of 6 in.

  • Page 28: Modularizing Duct

    SECTION 3 – SYSTEM DESIGN KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 3-2 REV. 06 2014-NOV-10 NOZZLE COVERAGE AND PLACEMENT (Continued) When working with Chart 3-2, one half of the quantity of nozzles determined must be equally positioned in the top half of the area...

  • Page 29: Plenum Protection

    Transition Ducts – The protection of non-standard ducts should be reviewed by the authority having jurisdiction. PYRO-CHEM DUCT KITCHEN KNIgHT II recommends that transition ducts be protected as follows: a. Transition ducts – larger to smaller In cases where the duct/plenum interface opening is larger...

  • Page 30: Appliance Protection

    SECTION 3 – SYSTEM DESIGN KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 3-4 REV. 06 2014-NOV-10 NOZZLE COVERAGE AND PLACEMENT (Continued) Appliance Protection Plenum Protection (Continued) Note: When protecting appliances which are larger than single nozzle coverage, multiple nozzles can be used.
  • Page 31 SECTION 3 – SYSTEM DESIGN KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 2014-NOV-10 REV. 06 PagE 3-5 NOZZLE COVERAGE AND PLACEMENT (Continued) The Model 2L nozzle is used for low proximity fryer protection. This nozzle is a two flow nozzle. The nozzle must be located Appliance Protection (Continued) anywhere on the perimeter of the hazard area, 13 in.
  • Page 32 SECTION 3 – SYSTEM DESIGN KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 3-6 REV. 06 2014-NOV-10 NOZZLE COVERAGE AND PLACEMENT (Continued) Appliance Protection (Continued) TABLE 3-2: DESIGN 50 IN. Longest Coverage (1270 mm) Side Coverage...
  • Page 33 SECTION 3 – SYSTEM DESIGN KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 2014-NOV-10 REV. 06 PagE 3-7 NOZZLE COVERAGE AND PLACEMENT (Continued) Appliance Protection (Continued) 2a. High-Proximity Backshelf Protection – When using the 2L nozzle for range protection with high-proximity back- shelf, the maximum length of burners being protected must not exceed 28 in.
  • Page 34 SECTION 3 – SYSTEM DESIGN KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 3-8 REV. 06 2014-NOV-10 NOZZLE COVERAGE AND PLACEMENT (Continued) Range Range Length - L width – w Radius – R Appliance Protection (Continued)

  • Page 35: Small Griddle

    SECTION 3 – SYSTEM DESIGN KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 2014-NOV-10 REV. 06 PagE 3-9 NOZZLE COVERAGE AND PLACEMENT (Continued) 5. Large wok (greater than 24 in. to 30 in. (609.6 mm to 762 mm) diameter x 8 in. (203 mm) depth maximum)

  • Page 36: Large Griddle

    SECTION 3 – SYSTEM DESIGN KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 3-10 REV. 06 2014-NOV-10 NOZZLE COVERAGE AND PLACEMENT (Continued) Appliance Protection (Continued) The 1L nozzle (Part No. 551026) is used for low proximity griddle protection.

  • Page 37: Radiant/Electric Char-Broiler

    SECTION 3 – SYSTEM DESIGN KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 2014-NOV-10 REV. 06 PagE 3-11 NOZZLE COVERAGE AND PLACEMENT (Continued) The 2L nozzle (Part No. 551027) is used for low proximity radiant char-broiler protection. This nozzle is a two flow Appliance Protection (Continued) nozzle.

  • Page 38: Natural Charcoal Char-Broiler

    SECTION 3 – SYSTEM DESIGN KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 3-12 REV. 06 2014-NOV-10 NOZZLE COVERAGE AND PLACEMENT (Continued) 1H NOzzLE LOCaTED ANYwHERE wITHIN THE PERIMETER FOR HIgH PROXIMITY PROTECTION Appliance Protection (Continued)

  • Page 39: Upright/Salamander Broiler

    SECTION 3 – SYSTEM DESIGN KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 2014-NOV-10 REV. 06 PagE 3-13 NOZZLE COVERAGE AND PLACEMENT (Continued) 14. Chain Broiler (internal chamber 1026 in. (66193 mm 38 in. (965 mm) longest side maximum) Appliance Protection (Continued) One nozzle is available for chain broiler protection.

  • Page 40: 15. Tilt Skillet/Braising Pan

    SECTION 3 – SYSTEM DESIGN KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 3-14 REV. 06 2014-NOV-10 NOZZLE COVERAGE AND PLACEMENT (Continued) Appliance Protection (Continued) 15. Tilt Skillet/Braising Pan Protection for tilt skillet or braising pans is to be based upon the coverage limitations provided for deep fat fryer protection.

  • Page 41: Specific Application By Model

    SECTION 3 – SYSTEM DESIGN KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 2014-NOV-10 REV. 06 PagE 3-15 SPECIFIC APPLICATION BY MODEL Henny Penny Fryer – Mono Rail Center Lift System – Models 690, 691, 692 •   System Coverage: •  ...
  • Page 42 SECTION 3 – SYSTEM DESIGN KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 3-16 REV. 06 2014-NOV-10 SPECIFIC APPLICATION BY MODEL (Continued) Henny Penny Fryer – Dual Lift System – Models 580, 581, •   System Coverage:...

  • Page 43: Nieco Broiler – Model Mpb-84

    SECTION 3 – SYSTEM DESIGN KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 2014-NOV-10 REV. 06 PagE 3-17 SPECIFIC APPLICATION BY MODEL (Continued) Nieco Broiler – Model MPB 84 with Catalyst ONLY Nozzle Type: Nozzle quantity: Nozzle Height: 20 in.

  • Page 44: Piping Limitations

    SECTION 3 – SYSTEM DESIGN KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 3-18 REV. 06 2014-NOV-10 SPECIFIC APPLICATION BY MODEL (Continued) PIPING LIMITATIONS Baker’s Pride Broiler – Models CH6, CH8, CH10, XX6, XX8, Once the nozzle placement and quantity of tanks has been...

  • Page 45: General Piping Requirements

    SECTION 3 – SYSTEM DESIGN KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 2014-NOV-10 REV. 06 PagE 3-19 General Piping Requirements 1. Split piping and straight piping are both allowed on a PCL-160, PCL-300 and PCL-460 system.
  • Page 46 SECTION 3 – SYSTEM DESIGN KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 3-20 REV. 06 2014-NOV-10 Design Steps (Continued) Step No. 3 Make an accurate sketch of the cooking lineup and the hood. Sketch in the tank location and Example all the piping required for the total system.
  • Page 47 SECTION 3 – SYSTEM DESIGN KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 2014-NOV-10 REV. 06 PagE 3-21 Design Steps (Continued) Refer to Table 3-5: Volume. The pipe size chosen is 3/8 inch. The volume per foot of 3/8 in. pipe is Step No.
  • Page 48 SECTION 3 – SYSTEM DESIGN KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 3-22 REV. 06 2014-NOV-10 Design Steps (Continued) 10. The internal equivalent length volume of fittings does not have to be considered Step No. 5 Check to make certain minimum volumes and as part of the total pipe volume.

  • Page 49: Detector Placement

    SECTION 3 – SYSTEM DESIGN KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 2014-NOV-10 REV. 06 PagE 3-23 DETECTOR PLACEMENT Electrostatic Precipitator Detectors are required over cooking appliances and in the If an electrostatic precipitator is located at or near the base of duct(s) of protected ventilation hoods.

  • Page 50: Cooking Appliance(S)

    SECTION 3 – SYSTEM DESIGN KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 3-24 REV. 06 2014-NOV-10 DETECTOR PLACEMENT (Continued) Cooking Appliance(s) Each cooking appliance with a continuous cooking surface not exceeding 48 in. x 48 in. (1219 mm x 1219 mm) shall be protected by one detector.

  • Page 51: General

    KNIgHT II system must be trained and hold a current PYRO- valve. When the control head is properly aligned in the desired CHEM certificate in a KITCHEN KNIgHT II training program. position, tighten the knurled locking ring to secure the assembly.

  • Page 52: Multiple Cylinder Installation

    SECTION 4 – SYSTEM INSTALLATION KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 4-2 REV. 06 2014-NOV-10 CONTROL HEAD INSTALLATION (Continued) a single Model MCH3/ECH3/NMCH3 Control Head can actuate: Multiple Cylinder Installation 1. Up to four cylinders with a maximum of 25 ft (7.6 m) of 1.
  • Page 53 SECTION 4 – SYSTEM INSTALLATION KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 2014-NOV-10 REV. 06 PagE 4-3 CONTROL HEAD INSTALLATION (Continued) 2. Multiple Cylinder actuation Using Model PaC-10 Pneumatic In order to actuate the agent cylinders from a Model PaC-10 actuation Cylinder Pneumatic actuation Cylinder, a 3/4 in.

  • Page 54: Detector Installation

    Connect the fusible link brackets together using 1/2 in. conduit and the conduit connectors supplied in the detector kit (Model FLK-1). a PYRO-CHEM KITCHEN KNIgHT II corner pulley must be used whenever a change in conduit direction is neces- sary. The conduit is connected to the control head through a knockout in the upper left-side corner.

  • Page 55: Fusible Links Without Hangers

    SECTION 4 – SYSTEM INSTALLATION KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 2014-NOV-10 REV. 06 PagE 4-5 NOTICE DETECTOR INSTALLATION (Continued) Fusible Link Detection (Continued) Crimps must always be used in conjunc- Maximum limitations for the fusible link detection line are as tion with two cable lengths.

  • Page 56: Thermal Detection

    SECTION 4 – SYSTEM INSTALLATION KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 4-6 REV. 06 2014-NOV-10 DETECTOR INSTALLATION (Continued) after the last hanger/link in the series is connected, the cable Fusible Link Installation Using Model FLH-1 Fusible Link should be fed through the hole in the fusible link ratchet wheel.

  • Page 57: Setting The Control Head

    SECTION 4 – SYSTEM INSTALLATION KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 2014-NOV-10 REV. 06 PagE 4-7 NOTICE SETTING THE CONTROL HEAD No electrical connections shall be made Model MCH3/NMCH3 Mechanical Control Head inside the con trol head. all electrical wiring...

  • Page 58: Solenoid Monitor Installation

    Solenoid Monitor also provides two sets of dry contacts. The valve is used in conjunction with the PYRO-CHEM KITCHEN Solenoid Monitor’s cover plate is used to mount the Solenoid KNIgHT II Restaurant Fire Suppression System. For typical Monitor in a standard 6 in.
  • Page 59 The cable must be enclosed in Crimps must always be used in conjunc- 1/2 in. EMT conduit with a PYRO-CHEM KITCHEN KNIgHT tion with two cable lengths. Loops are the II corner pulley at each change in conduit direction. Maximum...

  • Page 60: Mch3/Nmch3 Control Head

    1/2 in. conduit must be run from the top center knockout of the gas valve box to the middle right-hand knockout in the control head. a PYRO-CHEM KITCHEN KNIgHT II corner pulley is used wherever a change in conduit direction is required.

  • Page 61: Pulley Tee Installation

    KITCHEN KNIGHT II Restaurant Fire Suppression Manual SECTION 4 – SYSTEM INSTALLATION UL EX3830 ULC EX3830 2014-NOV-10 REV. 06 PagE 4-11 GAS SHUT-OFF VALVE INSTALLATION (Continued) CAUTION The gas valve line can now be put into a set position by applying tension to the gas valve line.

  • Page 62: Ech3 Control Head

    SECTION 4 – SYSTEM INSTALLATION KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 4-12 REV. 06 2014-NOV-10 ELECTRICAL (SNAP-ACTION) SWITCH INSTALLATION FIRE aLaRM CONTROL PaNEL END- (Continued) OF-LINE RESISTOR (BY OTHERS) FIRE aLaRM CONTROL PaNEL NOTICE...

  • Page 63: Installation Instructions For

    The following instructions must be followed in their entirety. 2. Maximum of six agent Distribution Hoses can be used Failure to do so may result in the KITCHEN KNIgHT II Fire in each agent distribution piping network on PCL-460 Suppression System not functioning properly due to incorrect and PCL-600 systems and a maximum of three agent installation.

  • Page 64: Restraining Cable Installation

    SECTION 4 – SYSTEM INSTALLATION KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 4-14 REV. 06 2014-NOV-10 Installation Requirements (Continued) Restraining Cable Installation Important: a Restraining Cable shall always be permanently 4. all existing distribution pipe and fitting limitations must be observed and followed.

  • Page 65: Final Installation Guidelines And

    Lead Wire Seal (Part No. 197). Note: For the Henny Penny Pressure Fryers that utilize the PYRO-CHEM Henny Penny Fryer Nozzle Kit (Part No. 553389) the 5/16 in. philips screw supplied in the Henny Penny Fryer Nozzle Kit, the 5/16 in. eye nut, and 5/16 in.
  • Page 66 SECTION 4 – SYSTEM INSTALLATION KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 4-16 REV. 06 2014-NOV-10 Agent Distribution Hose/Restraining Cable Six Month Maintenance 1. Carefully pull or push out the appliance and verify that the...
  • Page 67 SECTION 4 – SYSTEM INSTALLATION KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 2014-NOV-10 REV. 06 PagE 4-17 (Page Intentionally Left Blank)

  • Page 68: System Checkout After Installation

    SECTION 4 – SYSTEM INSTALLATION KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 4-18 REV. 06 2014-NOV-10 SYSTEM CHECkOUT AFTER INSTALLATION 2. Model ECH3-24/120 Electrical Control Head Before putting the system into service, all components must be 1.

  • Page 69: Completing System Checkout

    SECTION 4 – SYSTEM INSTALLATION KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 2014-NOV-10 REV. 06 PagE 4-19 SYSTEM CHECkOUT AFTER INSTALLATION (Continued) ENCLOSURE INSTALLATION INSTRUCTIONS – MODEL EN-MCU3 AND MODEL EN-S Completing System Checkout Enclosure Mounting 1.

  • Page 70: Fusible Link Detector Installation

    NOTICE or bottom knockout in the enclosure. See Figure 4-32. a PYRO- CHEM KITCHEN KNIgHT II corner pulley is used wherever a Crimps must always be used in conjunc- change in conduit direction is required.

  • Page 71: Electrical (Snap-Action) Switch Installation

    KITCHEN KNIGHT II Restaurant Fire Suppression Manual SECTION 4 – SYSTEM INSTALLATION UL EX3830 ULC EX3830 2014-NOV-10 REV. 06 PagE 4-21 Gas Shut-off Valve Installation (Continued) Electrical (Snap-Action) Switch Installation See NFPa 72, “National Fire alarm Code,” Initiating Devices CAUTION section, for the correct method of wiring connection to the fire alarm panel.

  • Page 72: Multiple Cylinder Installation

    SECTION 4 – SYSTEM INSTALLATION KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 4-22 REV. 06 2014-NOV-10 Cylinder Installation (Continued) To check satisfactory operation of the control mechanism, cut 2. Multiple Cylinder Installation – PCL-300/460 the terminal link or the “S” hook holding the link. This will relieve...

  • Page 73: Flexible Conduit Installation

    PagE 4-23 System Checkout After Installation (Continued) • The maximum distance from a PYRO-CHEM control head to a mechanical gas valve is 75 ft (22.8 m) with a maximum of Using a felt-tipped marker, write the date of installation on the 4-90°...
  • Page 74 008068 3. Unscrew the nut from the EMT conduit connector and Flexible conduit can be used to connect a PYRO-CHEM control remove the compression ring. Discard ring. See Figure head to a remote pull station or mechanical gas valves.
  • Page 75 SECTION 4 – SYSTEM INSTALLATION KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 2014-NOV-10 REV. 06 PagE 4-25 Connecting the Flexible Conduit to the PYRO-CHEM 8. Thread the wire rope through the flexible conduit. See Control Head, Electrical Box, Pull Station, or Mechanical Figure 4-46.

  • Page 76: Connecting Flexible Conduit To Pulley

    SECTION 4 – SYSTEM INSTALLATION KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 4-26 REV. 06 2014-NOV-10 Connecting Flexible Conduit to Pulley Elbows, Pulley 4. Loosen the nut on the strain relief and thread the wire rope Tees, or Union Fittings through the strain relief.
  • Page 77 SECTION 4 – SYSTEM INSTALLATION KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 2014-NOV-10 REV. 06 PagE 4-27 Connecting Flexible Conduit to Pulley Elbows, Pulley Installing Flexible Conduit Through a Conduit Offset Tees, or Union Fittings (Continued) 1.
  • Page 78 SECTION 4 – SYSTEM INSTALLATION KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 4-28 REV. 06 2014-NOV-10 Installing Flexible Conduit Through a Conduit Offset 7. Remove strain relief nut and install strain relief body into (Continued) compression union.

  • Page 79: Flexible Conduit Splicing

    10. Push flexible conduit completely through conduit offset. Flexible conduit should stop flush or +/– 1/2 in. (12.7 mm) ble conduit. from bottom of conduit of conduit fitting in PYRO-CHEM Flexible conduit can be spliced together using EMT Compression control head. See Figure 4-66.
  • Page 80 SECTION 4 – SYSTEM INSTALLATION KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 4-30 REV. 06 2014-NOV-10 Flexible Conduit Splicing (Allowed on Pull Station 6. Starting on the opposite end of the compression union, Installations Only) (Continued) remove the nut.

  • Page 81: Testing Pull Station/Mechanical Gas Valve

    13. To test all installations, refer to the proper sections in the flexible conduit insert in place. See Figure 4-76. KITCHEN KNIgHT II System Manual (Part No. 551274). Testing Pull Station/Mechanical Gas Valve To test all installations, refer to Page 4-18 for detailed testing information.
  • Page 82 SECTION 4 – SYSTEM INSTALLATION KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 4-32 REV. 06 2014-NOV-10 NOTES:...

  • Page 83: General

    KITCHEN KNIgHT II system must be trained and hold a current PYRO- CaUTION CHEM certificate in a KITCHEN KNIgHT II training program. Before screwing the carbon dioxide pilot cartridge into the SEmI-aNNUaL maINTENaNCE actuator, ensure that the actuator has an o-ring installed.

  • Page 84: Year Maintenance

    NFPa-17a. The tank must be refilled with fresh agent. Refer to the PYRO-CHEM Hydrostatic Test Instructions Manual (Form No. PC2013008) for additional hydrostatic testing information.

  • Page 85: System Cleanup

    KNIgHT II system must be trained and hold a current PYRO- must be worn at all tmes. If any agent gets into the eyes, CHEM certificate in a KITCHEN KNIgHT II training program. they should be flushed with clean water for 15 minutes and a physician contacted.
  • Page 86 SECTION 6 – SySTEm REChaRgE KITCHEN KNIGHT II Restaurant Fire Suppression Manual UL EX3830 ULC EX3830 PagE 6-2 REV. 06 2014-NOV-10 SySTEm REChaRgE (Continued) 10. Fill tank with required amount of KITCHEN KNIgHT agent – 3 gal (11.4 L) (Part No. 551188), or 1.6 gal (6.1 L) (Part No.

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