Viking ESFR Service Manual

1 ESFR "PRE-PRIMED SINGLE INTERLOCKED PREACTION" COLD STORAGE SYSTEM MANUAL The Viking Corporation 210 N Industrial Park Road Hast

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11 3.2 Hydraulic Calculation Procedure: 1. A calculation with a design of twelve ESFR K25.2 VK510 Sprinklers and water, using four sprinklers on th

12 remote sprinklers as calculated. The operation of the control valve is caused by the operation of the detection system after sensing a fire conditi

13 or lines should not be looped together as done in some dry pipe and preaction systems. Tree Sprinkler System: A system of dead-end branch lines c

14 • Where the minimum temperature in the area being protected is between 8 °F (-13.3 °C) and -21 °F (-29.4 °C), the percentage by volume of propylen

15 solution above freezing for air below the primary check valve. Due to difficulty in servicing and insulating the check valve, it is recommended to

16 imperfections. Also, pipes should be capped to prevent contaminant during shipping, storage, etc. • Antifreeze solution is very lubrise and diffi

17 Propylene glycol/water solutions are designed to be installed on systems supplied by potable water supplies. Local authorities should be consulted

18 piping due to expansion of the propylene glycol when the temperature rises in the storage area. In order to prevent the pressure relief valve (PRV

19 5.1.6 Re-Charging System Piping with 35% or 50% Premix Propylene Glycol/Water Solution A suitable portable pump can be utilized to fill the syst

2 Table of Contents 1.0 System Description ... 7 2.0 ESF

20 For freezers or coolers that fluctuate in temperature, an automatic pressure control system is required that utilizes a special DIGITAL pressure sw

21 The purpose the antifreeze pressure pump is to lock in a supervisory pressure in the system and eliminate air for proper performance of the system.

22 Where multiple riser systems exist, the antifreeze solution system can be supplied to multiple risers from a single pump system and the pressure sw

23 The system must include a supervised system control valve upstream of the deluge valve and a supervised system isolation valve downstream of the is

24 antifreeze inlet ball valve. The deluge valve must be operated (opened) to perform the flow test. Close the prime line valve and open the emergency

25 5.3 Taking the System Out of Service If the system has to be taken out of service for maintenance on the system piping, follow these instructions

26 maintains the desired solution pressure. The ESFR Pre-Primed Single Interlocked Preaction Cold Storage System utilizes the Viking Deluge Valve and

27 the PRV that protects the sprinklers at the ceiling at 175 PSI (1206kpa) maximum. The APCS is required in order to eliminate operation of the PRV.

28 6.4 Wiring Diagram 6.5 Pressure Switch Set-Up for Automatic Pressure Control System: 1. Connect to power supply. Turn on power supply. The p

29 20. Depress the Set button. The value that appears is the factory or previously set value. Depress the Set button and hold until the value changes

3 6.5 Pressure Switch Set-up... 28 7.0 CS-1 Antifreeze Pump System ...

30 supply. The tank and pump system automatically maintains the supervisory solution pressure in the piping above the check valves, until the detectio

31 includes a low-pressure alarm switch that indicates a loss of supervisory pressure and requires a manual shutoff of the antifreeze supply valve. U

32 7.3 CS-1 Control Scheme 7.3.1 General The CS-1 Tank and Pump System maintains pressure for up to six risers with individual control to each rise

33 In Automatic mode, each system solenoid valve opens if its system pressure drops to a low-pressure condition and there is no alarm pressure signal.

34 Output 3: SYSTEM 1 SOLENOID VALVE Output 3 on when: (Manual Mode) Input 1 on and Input 5 on and Input 12 on and Input 13 off and Input 14 off. OR (

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36 7.4 Installation 7.4.1 Receiving And Inspection When the equipment is received, immediately inspect it for shortages and visible and concealed d

37 Size piping between the CS-1 and the system to minimize pressure drop. Too small of a line size restricts pump flow, lowering capacity when filling

38 An arrow on the pump indicates the correct direction of rotation. If the pump rotates in the opposite direction, reverse the rotation of the motor.

39 Display mode: (Indication of parameters and the set parameter values) When the “Mode/Enter” button is pressed for a short time, the unit passes to

4 13.2 Typical Properties... 45 13.3 Features ...

40 3. Depress the Mode/Enter button several times. The first variable to be defined is EF. 4. Depress the Set button. The value that will appear i

41 9.0 ALARM SWITCH 9.1 INSTALLATION WARNING: The Alarm Pressure Switches are general service switches, not designed for use in explosive atmos

42 The relief valve should be installed where it is easily accessible for maintenance. Care should be taken that the relief valve CANNOT be isolated f

43 base, it can be used with EPDM, Nitrile and Fluoroelastomer gasket materials. It is not to be used with silicone gaskets. • In low temperature app

44 12.0 ANTIFREEZE SOLUTION 50% 12.1 Description Viking Firefighter Eliminator F is a certified premixed 50% propylene glycol/water antifreeze solu

45 12.3 Features • Has a freeze temperature rating (freeze point) of -26 °F (-32.2 °C). (Note: Freeze temperature is where ice crystals begin to fo

46 Appearance: Fluorescent green color For further details, see the Viking Firefighter Eliminator C Material Safety Data Sheet (page 50 e-h).

47 15.0 SYSTEM FILL PROCEDURE 15.1 Filling The Reservoir Tank The CS-1 has been designed to fill the reservoir tank using either of two methods: g

48 15.2 Filling Systems A suitable portable pump can be utilized to fill the system. (The CS-1 pump can be used for filling the system initially at

49 7. With the CS-1’s switch in the “OFF” position turn on the power supply to the unit. Turn the “Off-On” switch to “ON”. 8. Switch the “Man-O-AUT

5 Figure 1: Straight Through Configuration

50 valves are to be installed in several areas on the system piping for testing with a refractometer (refer to data page 45 a-j for testing requiremen

51 17.1 Pressure Setting Example 18.0 SYSTEM TROUBLESHOOTING PROBLEM POSSIBLE CAUSE REMEDYUnit will not turn on.1) Power disconnected.

52 19.0 SYSTEM PARTS LIST 19.1 Major Components of System A.1 Deluge Valve (1 Required)4" ANSI 6" ANSI 8" ANSI 4" ANSI 6&quo

53 19.2 Replacement Parts List Description QuantityPart No.Pump Basic Repair Kit - Includes Seal Stationary Element, Seal Stationary S

6 Figure 2: Angle Style Configuration

7 1.0 SYSTEM DESCRIPTION The Viking ESFR “Pre-Primed Single Interlocked Preaction” Cold Storage System is a fixed fire protection system designed for

8 In the event of a fire, the system pressure supervisory switch that controls the pump unit is wired through the alarm switch located on the deluge v

9 2.0 ESFR SPRINKLER DESCRIPTION Viking ESFR Pendent K 25.2 Sprinkler VK510 is UL Listed for use with a maximum 50% by volume factory premix propyle