How to wire heating systems. 2 port. 3 port. S plan Y plan. Heating engineer

This is the third part of​ a series I'm​ doing to help engineers wire heating systems.
To support this content and get access to the PDF files to go with this training click here: / heatinggeeks
The PDFs for this video are not done yet!!! SOON.
Injector cleaning tool: rover.ebay.com/...
To support the channel and see the tools used day to day by me check out the links below:
1) CARHARTT Tool Roll amzn.to/2yGiexO
2) BAHCO Screwdriver with LED amzn.to/2Op5Ug1
2)BAHCO Screwdriver without LED amzn.to/2yEhLML
3)WERA Kraftform Kompakt Screwdriver amzn.to/2OnOe4K
4)WERA 0.8x4x100 Flat screwdriver amzn.to/2RNcpra
5) KNIPEX Alligator amzn.to/2RNctqU
5)KNIPEX Cobra amzn.to/2PA5YWY
same size as the alligator above just the “cobra” version
6)BAHCO Spanner amzn.to/2IW3iR8
6)BAHCO Spanner with slimline jaw amzn.to/2yHCq2i
7)CK Wire cutters amzn.to/2RP19dW
7)CK Wire cutters (shorter version) amzn.to/2OnJwnB
8)KNIPEX bent long nose pliers amzn.to/2IW9uZ3
9)TESTO 510 Digital U gauge amzn.to/2Cfz36a
9)TESTO Bluetooth U gauge amzn.to/2IW4t30
10)Mirror tool amzn.to/2OpKVKl
11)Cheap as chips pick set!!! amzn.to/2OpK10o
12)FLUKE alert volt stick amzn.to/2PxCYPF
13)MONUMENT Tailing Spanner amzn.to/2OrypK8
14)Tee Bar 4mm amzn.to/2yDPRAr
15)Tee bar 2mm amzn.to/2yzbjGA
16)Tee bar 2.5mm amzn.to/2OqqSvd
17)Full Tee bar set amzn.to/2yAoIyk
18)10mm ratchet spanner (flex head) amzn.to/2IWCoZ9
19)8mm ratchet spanner (flex head) amzn.to/2IUDZP5
20)14mm/15mm spanner amzn.to/2Aa6wgZ
21)BAHCO small spanner amzn.to/2RRkKKH
22)Cheap Lock knife amzn.to/2IWatZf
23)Sharpie amzn.to/2IVrxPk
24)Injector cleaning pins link coming soon. Review to follow.
25)Rothenberger 18” heavy-duty pipe wrench amzn.to/2ChkRd6
These are the heat duty ones I use.
26)Knipex (large) amzn.to/2OrgfIm
27)BAHCO 12” (not wide jaw) amzn.to/2Aatuob
28)Fluke 115 multimeter amzn.to/2OqaFpF
Drain down hose amzn.to/2RM4ZEN
Gas Tap Grease amzn.to/2SE0jRL
Led lights for the ​van. amzn.to/2Bh7RTQ
Fluke 101 multimeter amzn.to/2PoLP5g
Extech EX330 amzn.to/2AYq872
Silicone grease amzn.to/2Rnls4F
Fluke Twist Guard probes
amzn.to/2CfwCz4
Commando drills
amzn.to/2L5f50u
Weed Sprayer amzn.to/2Ryx1Hh
Large LDF amzn.to/2I0ss4d
NTC Clamps:
amzn.to/2GVUWL5