WCK Fire Suppression System – Authorization Test -Technician

Fryer nozzle number 93429 can protect a fryer with cooking surface of 71cm (28″) X 46 cm (18″) that includes drainage board.

A single 93483 nozzle can protect a lava rock char broiler with surface of______.

You can use up to_______ EMT corner pulleys in a remote manual pull station

When installing fusible links in the plenum, what should be the difference between the marked temperature and the one measured in the hood above the appliance?

When using a WCK cylinder (with 12 Flow points) the main supply line should be.

Two nozzle 93483 will protect a duct with perimeter of

A Lehavot WCK system that requires 18 flow points can be installed with a

The fusible links system’s cable should be protected by a

On a WCK system with 6 cylinders links together the manual pull station will be connected to the first cylinder only

A perimeter of an 85cm (33.5″) x 42cm (16.5″) duct is ______cm

The EMT pipes that protect the fusible link’s cable can be bent where ever an obstacle is in the direct path

A 93483 nozzle with 1.5 flow point is designed to protect a range with 4 burner size 80cm (31.5″) x 70cm (27.5″) that the distance between the burners center shell not exceed 35 cm (13.8″) x 40 (15.7″).

In order to put out a fire of lava rock char broiler measure 122cm (48″) X 61cm (24″) a ___ x 93483 nozzle is required.

Protection of a chain broiler measure 92cn (36.2″) x 63cm (24.8″) will required a ___ 93484 nozzles

How many flow points are to be calculated in a kitchen with the following measurement:
One plenum 3 meters (10′) long and 60 cm (24″) filter height in a “V” shaped filters
One duct size 85cm 33.5″) x 42cm (16.5″)
One fryer size 71cm (28″) x 46cm (18″)
One wok with a diameter of 60cm (23.5″)
One griddle size 122cm (48″) x 76cm (30″)
Four burner range size 80cm (31.5″) x 70cm (27.5″)

The dispersion system inside the hood will be installed with outer diameter pipes of

A fryer with 71cm (28″) x 92cm (36″)oil surface including drainage board will be protected by

You can use a____ meter (ft) long cable to install a manual pull station located near the exit of the protected area.

When installing a nozzle above a range the nozzle mast be located and aimed to the centered of the burner

The maximum supply branch line in WCK 26 system is ___________

A 93482 nozzle with one flow point is designed to protect a

The fusible link should be placed in the center of the detector bracket and not less than 12cm from the side of the bracket towards actuation mechanism.

A 93482 nozzle designed to protect two burner range and a 93429 nozzle designed to protect a fryer can be installed on the same extinguishing line

A kitchen has:
Fryer size 71cm (28″) x 46cm (18″)
Lava rock Char boiler size 61cm (24″) x 61cm (24″)
Griddle size 76cm (30″) x 91cm (31.8″)
Two burner range 80cm (31.5″) x 35cm (13.8″)
Wok diameter 60cm (23.5″)
Hood- 2.5 meters (8.2″) long, “V” shaped filters
Duck of 40cm (16″) diameter
What size of cylinder is ideal for the installation?

A lava rock char boiler should be protected by a 93483 nozzle.

The height of a 93429 nozzle placed 80cm (31.5″) -120cm (47″) above a fryer is measured

The first step in an annual test is

After every case of fire break out, first of all recharge and re-connect the system, then try to find out why did it discharge

The minimum length of the main supply line piping in a system with WCK-16, will not be less then ____ equivalent length of piping

If one of the fusible links is installed according to the demand, in the duct entrance. What is the maximum distance possible to install a fusible link inside the duct?

When using a WCK-20 cylinder, the main supply line should be installed with a _____ diameter pipe

Two 93483 nozzles will protect a rectangle duct only if

A single 93482 nozzle will protect a wok with diameter of _________

According to the NFPA 17A a cooking appliance like solid fuel char boiler must be located under a separate hood and duct from other kitchen appliances that work on gas or electricity.

How many 93483 nozzles would you use to protect a 122cm (48″) x 122cm (48″) lava rock char boiler?

when using a 3/8″ pipe with a WCK -16 cylinder, the main supply line is defined as

After planning a system, for a certain kitchen, you found out it required 14 flow points. How many cylinders can you use?

When installing the fusible link’s EMT pipe it is allowed to use

Wan protecting a fryer size 92cm (36″) x 71cm (28″) the amount of nozzle need is ______

What will be the O.D. of the main supply line in a 2 x WCK-16 system

How many manual pull station can be installed in a WCK system if a “T” pulley is used

If a WCK system was installed according the demand of the pre-engineered book as defined by the NFPA17A, do the system need a manual reset relay for electric gas valve