CONTROL BOARD FAILURE
Controller blank or showing error codes, no outputs, system unresponsive to setpoint changes.
CAUSE ANALYSIS
- 01Power surge damage to the board
- 02Failed relay or output triac
- 03Corroded terminals from condensation
- 04Firmware fault after power interruption
- 05Sensor input short to ground
REYDS 24-HOUR RECOVERY PROTOCOL
- Board supply and output voltage test
- Sensor input verification
- Terminal clean and reseat
- Firmware reflash or controller replacement
- Surge and phase protection fitment
- Full sequence and alarm test
Control Board Failure recovery —
all service zones.
Randburg
Control Board Failure
Northcliff
Control Board Failure
Fairland
Control Board Failure
Ferndale
Control Board Failure
Blairgowrie
Control Board Failure
North Riding
Control Board Failure
Olivedale
Control Board Failure
Sundowner
Control Board Failure
Cresta
Control Board Failure
Linden
Control Board Failure
Emmarentia
Control Board Failure
Greenside
Control Board Failure
Parkhurst
Control Board Failure
Parkwood
Control Board Failure
Rosebank
Control Board Failure
Hyde Park
Control Board Failure
Craighall
Control Board Failure
Craighall Park
Control Board Failure
Dunkeld
Control Board Failure
Dunkeld West
Control Board Failure
Melrose
Control Board Failure
Melrose North
Control Board Failure
Illovo
Control Board Failure
Bryanston
Control Board Failure
Morningside
Control Board Failure
Rivonia
Control Board Failure
Sunninghill
Control Board Failure
Fourways
Control Board Failure
Douglasdale
Control Board Failure
Lonehill
Control Board Failure
Paulshof
Control Board Failure
Wendywood
Control Board Failure
Bramley
Control Board Failure
Orange Grove
Control Board Failure
Norwood
Control Board Failure
Highlands North
Control Board Failure
Oaklands
Control Board Failure
Saxonwold
Control Board Failure
Birdhaven
Control Board Failure
Atholl
Control Board Failure
Sandhurst
Control Board Failure
Hurlingham
Control Board Failure
Robindale
Control Board Failure
Fontainebleau
Control Board Failure
Bromhof
Control Board Failure
Boskruin
Control Board Failure
Wilgeheuwel
Control Board Failure
Honeydew
Control Board Failure
Little Falls
Control Board Failure
Constantia Kloof
Control Board Failure
Weltevreden Park
Control Board Failure
Allens Nek
Control Board Failure
Northgate
Control Board Failure
Northwold
Control Board Failure
Blackheath
Control Board Failure
Greymont
Control Board Failure
Victory Park
Control Board Failure
Roosevelt Park
Control Board Failure
Parkmore
Control Board Failure
Sandown
Control Board Failure
Khyber Rock
Control Board Failure
Magaliessig
Control Board Failure
Sandringham
Control Board Failure
Glenhazel
Control Board Failure
Waverley
Control Board Failure
Inanda
Control Board Failure
Benmore
Control Board Failure
Strathavon
Control Board Failure
Petervale
Control Board Failure
Buccleuch
Control Board Failure
Kelvin
Control Board Failure
Savoy Estate
Control Board Failure
Rembrandt Park
Control Board Failure
Johannesburg
Control Board Failure
Braamfontein
Control Board Failure
Newtown
Control Board Failure
Maboneng
Control Board Failure
Doornfontein
Control Board Failure
Troyeville
Control Board Failure
Jeppestown
Control Board Failure
Fairview
Control Board Failure
City Deep
Control Board Failure
Parktown
Control Board Failure
Westcliff
Control Board Failure
Houghton
Control Board Failure
Killarney
Control Board Failure
Forest Town
Control Board Failure
Yeoville
Control Board Failure
Bellevue
Control Board Failure
Observatory
Control Board Failure
Malvern
Control Board Failure
Kensington
Control Board Failure
Cyrildene
Control Board Failure
Bez Valley
Control Board Failure
Bezuidenhout Valley
Control Board Failure
Mayfair
Control Board Failure
Westbury
Control Board Failure
Newclare
Control Board Failure
Coronationville
Control Board Failure
Riverlea
Control Board Failure
Langlaagte
Control Board Failure
Aeroton
Control Board Failure
Southgate
Control Board Failure
Mondeor
Control Board Failure
Glenvista
Control Board Failure
Bassonia
Control Board Failure
Eldorado Park
Control Board Failure
Lenasia
Control Board Failure
Lenasia South
Control Board Failure
Protea Glen
Control Board Failure
Dobsonville
Control Board Failure
Diepkloof
Control Board Failure
Orlando
Control Board Failure
Soweto
Control Board Failure
Meadowlands
Control Board Failure
Pimville
Control Board Failure
Chiawelo
Control Board Failure
Turffontein
Control Board Failure
Rosettenville
Control Board Failure
Kenilworth
Control Board Failure
La Rochelle
Control Board Failure
Regents Park
Control Board Failure
Booysens
Control Board Failure
Selby
Control Board Failure
Germiston
Control Board Failure
Boksburg
Control Board Failure
Benoni
Control Board Failure
Brakpan
Control Board Failure
Springs
Control Board Failure
Kempton Park
Control Board Failure
Edenvale
Control Board Failure
Bedfordview
Control Board Failure
Linksfield
Control Board Failure
Isando
Control Board Failure
Spartan
Control Board Failure
Jet Park
Control Board Failure
Bardene
Control Board Failure
Impala Park
Control Board Failure
Northmead
Control Board Failure
Witfield
Control Board Failure
Petit
Control Board Failure
Crystal Park
Control Board Failure
Brentwood Park
Control Board Failure
Dalpark
Control Board Failure
Alberton
Control Board Failure
Alberton North
Control Board Failure
New Redruth
Control Board Failure
Raceview
Control Board Failure
Randhart
Control Board Failure
Verwoerdpark
Control Board Failure
Tembisa
Control Board Failure
Katlehong
Control Board Failure
Vosloorus
Control Board Failure
Thokoza
Control Board Failure
Tsakane
Control Board Failure
Daveyton
Control Board Failure
Dunnottar
Control Board Failure
Selection Park
Control Board Failure
Sunward Park
Control Board Failure
Roodepoort
Control Board Failure
Krugersdorp
Control Board Failure
Florida
Control Board Failure
Florida Lake
Control Board Failure
Discovery
Control Board Failure
Horizon
Control Board Failure
Ruimsig
Control Board Failure
Wilropark
Control Board Failure
Helderkruin
Control Board Failure
Muldersdrift
Control Board Failure
Randfontein
Control Board Failure
Toekomsrus
Control Board Failure
Mohlakeng
Control Board Failure
Westonaria
Control Board Failure
Carletonville
Control Board Failure
Fochville
Control Board Failure
Kagiso
Control Board Failure
Azaadville
Control Board Failure
Noordheuwel
Control Board Failure
Rangeview
Control Board Failure
Midrand
Control Board Failure
Halfway House
Control Board Failure
Kyalami
Control Board Failure
Vorna Valley
Control Board Failure
Randjespark
Control Board Failure
Samrand
Control Board Failure
Blue Hills
Control Board Failure
Crowthorne
Control Board Failure
Beaulieu
Control Board Failure
Glen Austin
Control Board Failure
Carlswald
Control Board Failure
Allandale
Control Board Failure
Randjesfontein
Control Board Failure
Waterfall City
Control Board Failure
Ivory Park
Control Board Failure
Olifantsfontein
Control Board Failure
Centurion
Control Board Failure
Highveld
Control Board Failure
Eldoraigne
Control Board Failure
Wierdapark
Control Board Failure
Lyttelton
Control Board Failure
Pierre van Ryneveld
Control Board Failure
Midstream
Control Board Failure
Monavoni
Control Board Failure
Clayville
Control Board Failure
Pretoria
Control Board Failure
Arcadia
Control Board Failure
Hatfield
Control Board Failure
Brooklyn
Control Board Failure
Menlyn
Control Board Failure
Menlo Park
Control Board Failure
Waterkloof
Control Board Failure
Waterkloof Ridge
Control Board Failure
Groenkloof
Control Board Failure
Lynnwood
Control Board Failure
Lynnwood Ridge
Control Board Failure
Faerie Glen
Control Board Failure
Silverton
Control Board Failure
Queenswood
Control Board Failure
Rietfontein
Control Board Failure
Montana
Control Board Failure
Sinoville
Control Board Failure
Wonderboom
Control Board Failure
Pretoria North
Control Board Failure
The Reeds
Control Board Failure
Moreleta Park
Control Board Failure
Erasmuskloof
Control Board Failure
Elarduspark
Control Board Failure
Constantia Park
Control Board Failure
Atteridgeville
Control Board Failure
Mamelodi
Control Board Failure
Soshanguve
Control Board Failure
Akasia
Control Board Failure
Rosslyn
Control Board Failure
Pretoria Gardens
Control Board Failure
Villieria
Control Board Failure
Capital Park
Control Board Failure
Hazelwood
Control Board Failure
Colbyn
Control Board Failure
Sunnyside
Control Board Failure
Garsfontein
Control Board Failure
Olympus
Control Board Failure
Wapadrand
Control Board Failure
Boardwalk
Control Board Failure
Silver Lakes
Control Board Failure
Vereeniging
Control Board Failure
Vanderbijlpark
Control Board Failure
Sasolburg
Control Board Failure
Heidelberg
Control Board Failure
Meyerton
Control Board Failure
Sebokeng
Control Board Failure
Evaton
Control Board Failure
Sharpeville
Control Board Failure
Bophelong
Control Board Failure
Three Rivers
Control Board Failure
De Deur
Control Board Failure
Henley on Klip
Control Board Failure