Shop manual máy đào HuynDai R170W-9 (Phần 5) - P5.2

Shop manual máy đào HuynDai R170W-9 (Phần 5) Phần hệ thống cơ điện tử

5-3Main pumpPilot pumpEngineECMCAN Main control valvePump powershift EPPRMCUAccel dial Accel dial signalNormalCN-16EmergencyCN-16ACN-16BDrive signalClusterPower mode switch signalPower modepilot lamp4Mode selection system (micro computer based electro-hydraulic pump and engine mutual control system) optimizes the engine and pump performance.The combination of 3 power modes (P, S, E) and accel dial position (10 set) makes it possible to use the engine and pump power more effectively corresponding to the work conditions from a heavy and great power requesting work to a light and precise work.Power modeApplicationPower shift by EPPR valveStandard OptionPressure(kgf/cm2)Pressure(kgf/cm2)Current(mA)Current(mA)PSEAUTO DECELOne touch decelKEY STARTHeavy duty powerStandard powerEconomy operationEngine decelerationEngine quick decelerationKey switch start position1. POWER MODE SELECTION SYSTEM1. POWER MODE SELECTION SYSTEM14W95MS02GROUP 2 MODE SELECTION SYSTEM GROUP 2 MODE SELECTION SYSTEM 340±30405±30470±30700±30700±30700±30215±30280±30340±30700±30700±30700±301015±320±338±338±338±30 5±310±338±338±338±32000±501900±501750±501000±1001000±100 850±1001950±501850±501850±50---1950±501850±501850±50---2000±501900±501750±501000±1001000±100 850±100Engine rpmStandard OptionUnload LoadUnload LoadPower shift (Standard/Option) can be changed by "Service menu" in "Management" on the cluster.※ 5-4Main pumpPilot pumpEngineECMCANMCUAccel dial Accel dial signalNormalCN-16EmergencyCN-16ACN-16BDrive signalClusterWork mode switch signalMain control valveAttachment pilotpressure sensorPressure signalAttachmentpressureAttachmentconfluxAttachmentsafetyDrive signalWork modepilot lampPump powershift EPPRSOLENOID VALVEWork tool4Option BArm 1Boom 2SwingBucketArm 2Option A &Arm regenBoom 1Option CDozerTravelGENERALGENERAL WORK MODE WORK MODE (bucket)This mode is used to general digging work.ATT WORK MODEATT WORK MODE (breaker, crusher)It controls the pump flow and system pressure according to the operation of breaker or crusher.1)1)2)2)2. WORK MODE SELECTION SYSTEM2. WORK MODE SELECTION SYSTEMWork mode consists of the general operation (bucket) and the optional attachment (breaker, crusher).14W95MS03DescriptionGeneral mode Work toolBucket Breaker CrusherAttachment safety solenoid OFF ON ONAttachment pressure solenoid OFF OFF ONAttachment confl ux solenoid OFF OFF ON/OFFAttachment fl ow EPPR current 100 mA100~700 mA100~700 mA 5-53. USER MODE SELECTION SYSTEM3. USER MODE SELECTION SYSTEMHigh idle rpm, auto idle rpm and EPPR pressure can be adjusted and memorized in the U-mode.LCD segment vs parameter settingLCD segment vs parameter settingStep( )Engine speed (rpm)Idle speed(rpm)Power shift(bar)1 1550 800 02 1600 850 (low idle) 33 1650 900 64 1700 950 95 1750 1000 (decel rpm) 126 1800 1050 167 1850 1100 208 1900 1150 269 1950 1200 3210 2000 1250 381)2)2)Main pumpPilot pumpEngineECMCANMain control valvePump powershift EPPRMCUAccel dial Accel dial signalNormalCN-16EmergencyCN-16ACN-16BDrive signalClusterUser mode switch signalUser modepilot lamp414W95MS03A . 02 1600 850 (low idle) 33 1650 900 64 1700 950 95 1750 1000 (decel rpm) 126 1800 1050 167 1850 1100 20 8 1900 1150 26 9 1950 120 0 321 0 20 00 125 0 381 )2) 2)Main. 340±30405±30470±30700±30700±30700±3 021 5±3 028 0±30340±30700±30700±30700±301015± 320 ±338±338±338±30 5±310±338±338±338± 320 00±501900±501750±501000±1001000±100 850±1001950±501850±501850±5 0-- -1 950±501850±501850±5 0-- -2 0 00±501900±501750±501000±1001000±100