Worksheets[EXTRA MOCK] Common Plumbing Processes
Total questions: 71
Worksheet time: 36mins
Which one of the following is the correct horizontal clipping interval for 15mm copper tube?
1.2m
1.5m
1.8m
2.0m
At what point should an inhibitor be added to a central heating system during commissioning?
During the first flush
Before flushing
During the final fill of the system
Before cleaning the pipework
Which one of the following does not form part of the commissioning process?
Soundness testing
Flushing the system
Visual inspection
Fitting plumbing appliance
Which one of the following types of screw is B shown in the image below?
Phillips
Pozidriv
Slotted
Mirror
Which one of the following grades of copper is used for microbore central heating pipework?
R220
R250
R290
R300
Which specialist tool may be required when removing the body of a non-rising pillar tap?
Stillson
Basin wrench
Circlip pliers
Adjustable spanner
What type of fitting is shown in the image below?
Compression coupling non-manipulative type A
Compression coupling manipulative type B
Compression coupling non-manipulative type B
Compression coupling manipulative type A
Which fitting techniques would most likely be used to joint polybutylene pipes together?
Soldered
Threaded
Solvent weld
Push fit
Which one of the following sets of tools should be used to cut a waste hole in brickwork?
Claw hammer and bevel edge chisel
Ball pein hammer and screwdriver
SDS drill with diamond core drill
SDS drill with hole saw
Which one of the following would require the application of flux?
Soldering copper pipes using end feed capillary fittings
Threading steel pipe
Jointing steel pipework
Jointing copper pipes together using press fit fittings
Sleeving pipework helps to prevent which of the following?
Movement of pipework
Damage from corrosion
Damage from pipe movement
Cleaning of pipework
Which one of the following types of screw is A shown in the image below?
Phillips
Pozidriv
Slotted
Mirror
What does LCS stand for?
Loose cover sheet
Low carbon steel
Long coil strand
Low copper steel
Which one of the following tools is used to form LCS?
Hand bender
Hydraulic bender
Scissor type bender
Tube bender
A plumber would use the assembly drawings for an appliance when?
Installing the hot and cold pipework
Before commissioning an appliance
When setting the temperature controls of the appliance
When identifying a spare part
The maximum safe vertical chasing depth for a wall is?
One-third of the depth of the wall
One-quarter of the depth of the wall
Half of the depth of the wall
One-eighth of the depth of the wall
Which one of the following parts of the Building Regulations deals with building structure?
Part A
Part B
Part F
Part L
Which one of the following should be used to protect the area you are working in?
Plywood
Heat mat
Dust sheets
Safety shoes
What is the name of the tool shown below?
Mole grips
Stillson
Basin wrench
Water pump pliers
Which type of compression joint is this?
Compression coupling non-manipulative type A
Compression coupling manipulative type B
Compression coupling non-manipulative type B
Compression coupling manipulative type A
What is the most suitable grade of copper pipe for use in bending machines?
R250 grade X
R290 grade Z
R300 grade Y
R280 grade S
Which type of joint is suitable for connecting copper pipework underground?
Compression coupling non-manipulative type A
Lead-wiped joint
Endfeed with leaded solder
Compression coupling manipulative type B
Galvanised steel pipe used on cold-water pipe installations would be jointed by?
Hemp and paste
Soft soldering
Bronze welding
PTFE tape
Solvent welding of pipes is usually carried out on?
Copper pipes
LCS pipes
Polybutylene pipes
UPVC pipes
Estimates of pipe requirements can be taken from an installation drawing using a?
Compacting ruler
Slide ruler
Calculating ruler
Scale ruler
Copper pipes are cleaned to?
Prevent electrolytic corrosion
Enable the flux to adhere to the surface
Permit them to be painted
Allow the solder to adhere to pipe surfaces
The process of installing pipework on new-build dwellings is known as?
Preliminary fix
First fix
Final fix
Second fix
What is the name of this tool?
Cross pein hammer
Claw hammer
Ball pein hammer
Lump hammer
What is the name of this tool?
Cross pein hammer
Claw hammer
Ball pein hammer
Lump hammer
What is the name of this tool?
Cross pein hammer
Claw hammer
Ball pein hammer
Lump hammer
What is the name of this tool?
Cross pein hammer
Claw hammer
Ball pein hammer
Lump hammer
What type of jointing is this?
UPVC and ABS: solvent-welded jointing
PVC and ACS: solvent-welded jointing
Chemical-welded jointing
Fusion-welded jointing
What is the vertical clipping distance for 15mm copper pipework?
1.2m
1.8m
2.4m
0.8m
What is the vertical clipping distance for 22mm copper pipework?
1.2m
1.8m
2.4m
0.8m
What is the horizontal clipping distance for 22mm copper pipework?
1.2m
1.8m
2.4m
0.7m
What is the horizontal clipping distance for ½" LCS pipework?
1.2m
1.8m
2.4m
3.0m
What is the horizontal clipping distance for ¾" LCS pipework?
1.2m
1.8m
2.4m
3.0m
What is the vertical clipping distance for ½" LCS pipework?
1.2m
1.8m
2.4m
2.8m
What is the vertical clipping distance for ¾" LCS pipework?
1.2m
1.8m
2.4m
3.0m
What is the horizontal clipping distance for 15mm plastic pipework?
1.2m
1.8m
0.6m
0.8m
What is the vertical clipping distance for 22mm plastic pipework?
1.2m
1.8m
1.4m
0.8m
What is the horizontal clipping distance for 22mm plastic pipework?
1.2m
1.8m
0.7m
0.8m
Screws are specified by?
Length and width
Length and gauge
Width and gauge
Strength and gauge
Which is the correct list of names for nails?
Panel pins, plastic nails, over head
Masonry nail, round head, panel pins
Galvanised oval, plastic nail, rubber nail
Toe nails, panel pins, square nail
A pipe guard is used to do what?
Protect pipes under floors
Protect pipes from wood
Ensure copper pipe is not stolen from site
Stop leaks from joints occurring
What would you use to cut a tongue-and-groove joint?
Wood chisel
Crow bar
Pad saw
Screw driver
What is the correct formula for working out the length of a 90° copper bend?
Radius × 2 × 3.14 / 4
Radius × 4 × 3.14 / 4
Diameter × 2 × 1.42
Radius × 3 × 1.961 / 2
Upon completion of the plumbing installation, the homeowner must be provided with?
The appliance operating instructions
A site plan showing the position of their house on the site
Copies of material delivery notes for work on their house
Copies of the work schedules for work on their house
Which one of the following will contain a list of replacement parts for a component or control?
Manufacturer’s technical literature
The installation specification
Installation plan
Site plan
Which of the following is an item of information that must be included on a maintenance record?
Water undertaker name
Position of first aid boxes
Location of the property
Fire safety procedure
When connecting a new bathroom to an existing hot and cold water system, the plumber should?
Connect the mains pipework to the extension first
Connect the mains pipework to the extension last
Turn the supply off for the duration of the work
Leave the connection to be made by the Local Water Supplier
Requirements for drilling timber floor joists to install pipework can be found in the?
Building Regulations
Construction Regulations
Water Regulations
Water Byelaws
What type of joint is shown in the following diagram?
Capillary end feed fitting
Capillary solder ring fitting
Push-fit snap-on fitting
Disconnector joint
What type of low carbon steel fitting is shown in the following diagram?
Long thread connector
Union connector
Socket connector
Lateral connector
What grade of LCS is commonly used on central heating systems?
Heavy
Medium
Light
Rough
What item is commonly used to securely clip LCS in place?
Push fit clip
Plastic saddle clip
Munsen ring
Fusion ring
Which plastic is commonly used for underground mains?
PVCu
HDPU
Polybutylene
MDPE
When using push fit fittings on Polybutylene, what additional item is required?
Internal pipe sleeve
External pipe clip
Extra O ring for high pressure situations
Jointing compound
On a manipulative Type B compression fitting, what additional tool is required?
Circlip pliers
Club hammer
Swaging tool
Hydraulic clamping tool
What is the first thing you should do before starting work on an existing property?
Cover all furniture with dustsheets
Cover all carpets with dustsheets
Drill holes through wall surfaces
Identify any existing damage to property or furnishings
Solvent welding of pipes is usually carried out on?
Copper pipes
LCS pipes
Polybutylene pipes
UPVC pipes
Estimates of pipe requirements can be taken from an installation drawing using a?
Scale ruler
Calculating ruler
Slide ruler
Compacting ruler
One of the following indicates that plumbing materials meet the minimum recognised standards?
Building Regulations approval
Manufacturer’s warranty
BSI Kitemark
Manufacturer guarantee
What is required to confirm that portable electrical equipment is in safe working order for use?
PAT test record
Earth continuity test
Earth leakage test
NICEIC Certificate
Which one of the following liquids would cause problems at a sewerage treatment works?
Boiling water
Hydraulic oil
Chlorinated water
Bath oil
What is this?
Intumescent collar
Choke collar
Fire collar
Pipe collar
What does this symbol represent?
Double Check Valve
Service Valve
Lock shield valve
Single Check Valve
What is Benchmark Certificate?
Boiler warranty registration
Compliance paperwork with the manufacturer's instructions
Building Regulations Compliance certificate
Local control Compliance certificate
What is this tool called?
Press fit tool
Pipe fabricator
Fitting joiner
Clamping drill
What is this working drawing called?
Plan
Elevation
Scan
Detailed image
What is this called?
Work programme (Gantt chart)
Chart of work
Working chart
Detailed work plan
