Viessmann Vitocrossal 300 CT3 SERIES Informations techniques

for use by heating contractorPlease file in Service BinderProduct may not be exactly as shown5285 875 - 02 03/2015Service InstructionsVITOCROSSAL 300

Vitocrossal 300, CT3 Series Service5285 875 - 0210Product InformationGeneral InformationShut Down Heating SystemHigh efficiency gas-fired hot water co

115285 875 - 02Vitocrossal 300, CT3 Series ServiceInspection and MaintenanceFlue gas temperature grossBoiler water return temperatureAmount of condens

Vitocrossal 300, CT3 Series Service5285 875 - 0212Inspection and Maintenance3. Maximum allowable working pressure is 30 psig. 4. Check and ensure t

135285 875 - 02Vitocrossal 300, CT3 Series ServiceInspection and MaintenanceReduce Pulsation NoisesGas-tight (positive pressure) flue systems may crea

Vitocrossal 300, CT3 Series Service5285 875 - 0214Inspection and MaintenanceClean Combustion Chamber and Heat Exchanger Surfaces1. Ensure main power

155285 875 - 02Vitocrossal 300, CT3 Series ServiceInspection and MaintenanceClean Combustion Chamber and Heat Exchanger Surfaces (continued)8. With

Vitocrossal 300, CT3 Series Service5285 875 - 0216Inspection and MaintenanceCheck all Connections and Sensor Well for LeaksThis diaphragm expansion ve

175285 875 - 02Vitocrossal 300, CT3 Series ServiceInspection and MaintenanceCheck Flue Gas Collector for Leaks1. Tighten the screws on the boiler doo

Vitocrossal 300, CT3 Series Service5285 875 - 0218Inspection and MaintenanceCheck Viessmann Mixing Service Valve for Proper Operation and Leaks1. Rem

195285 875 - 02Vitocrossal 300, CT3 Series ServiceInspection and MaintenanceMaintenance ScheduleThe following is an overview of scheduled service step

Vitocrossal 300, CT3 Series Service5285 875 - 022 Safety, Installation and Warranty RequirementsSafetyPlease ensure that these instructions are read a

Vitocrossal 300, CT3 Series Service5285 875 - 0220Inspection and MaintenanceMaintenance Schedule (continued)Frequency Performed byServiceAnnually Own

215285 875 - 02Vitocrossal 300, CT3 Series ServiceDanger of FreezingAdditional InformationIf the system is subject to freezing temperatures and is not

Vitocrossal 300, CT3 Series Service5285 875 - 0222Additional InformationTechnical DataBoiler ModelCT3-1722283746577289InputMBH(kW)638(187)846(248)1071

235285 875 - 02Vitocrossal 300, CT3 Series ServiceAdditional InformationTechnical Data (continued)*3 Boiler has two return connections - the heating

Vitocrossal 300, CT3 Series Service5285 875 - 0224Additional InformationParts ListWhen ordering replacement partsPlease provide boiler Model and Seria

255285 875 - 02Vitocrossal 300, CT3 Series ServiceAdditional InformationParts List (continued)Parts087 Gasket, PN6 090 Condensate pan (with items 091,

Vitocrossal 300, CT3 Series Service5285 875 - 0226Additional InformationParts List (continued)Parts208 Front panel, top209 Front panel, middle210 Fron

275285 875 - 02Vitocrossal 300, CT3 Series ServiceParts List (continued)Additional InformationParts211 Rear panel, top214 Side panel, bottom215 Side p

Vitocrossal 300, CT3 Series Service5285 875 - 0228Parts List (continued)Additional InformationParts 069 Burner plate070 Combustion chamber door071 Gla

295285 875 - 02Vitocrossal 300, CT3 Series ServiceParts List (continued)Additional InformationParts 080 Counter flange081 Gasket, PN6083 Counter flang

35285 875 - 02Vitocrossal 300, CT3 Series ServiceSafety Safety, Installation and Warranty Requirements (continued)WARNINGInhaling of fiberglass wool a

Vitocrossal 300, CT3 Series Service5285 875 - 0230Maintenance RecordMaintenance/ServiceMaintenance/ServiceMaintenance/ServiceMaintenance/ServiceMainte

315285 875 - 02Vitocrossal 300, CT3 Series Service

Technical information subject to change without notice. Printed on environmentally friendly (recycled and recyclable) paper.5285

4 Page5285 875 - 02Vitocrossal 300, CT3 Series ServiceTable of ContentsSafety, Installation and Warranty Requirements ...2Product documenta

Table of Contents5 Page5285 875 - 02Vitocrossal 300, CT3 Series ServiceInspection and MaintenanceAdditional InformationDispose of Condensate ...

Vitocrossal 300, CT3 Series Service5285 875 - 026Safety Important Regulatory and Safety RequirementsWorking on the equipmentThe installation, adjustme

75285 875 - 02Vitocrossal 300, CT3 Series ServiceGeneral Information About these InstructionsTake note of all symbols and notations intended to draw a

Vitocrossal 300, CT3 Series Service5285 875 - 028Necessary ToolsGeneral InformationTools H Assortment of flathead and Phillips screwdrivers H Pipe wre

95285 875 - 02Vitocrossal 300, CT3 Series ServiceCustomer Site InformationGeneral InformationSiteName:Street:City:Tel.:BoilerMfr.: ViessmannSeries:Hea