HOSE AS 2451308 - Caterpillar

Table 1
Hydraulic System Settings    
IPV-I Test     Channel Measured     424 B     Actual    
Pre-Start     Battery Voltage     12.46 V to 13.0 V        
Low Idle Voltage     Battery Voltage     13.72 V to 14.25 V        
Standby Pressure Test     LS Pressure    
500 to 1000 kPa (73 to 145 psi)        
Pump Pressure
1900 to 2800 kPa (276 to 406 psi)        
Steering Stall     Pump Pressure    
15000 to 18000 kPa (2176 to 2611 psi)        
Implement Margin     Margin Pressure    
1500 to 1700 kPa (218 to 247 psi)        
Loader System Pressure     Pump Pressure    
20300 to 21100 kPa (2944 to 3060 psi).        
Backhoe System Pressure     Pump Pressure    
20300 to 21100 kPa (2944 to 3060 psi).        
Boom Down Relief     Pump Pressure    
16600 to 19800 kPa (2408 to 2872 psi).        
Table 2
Implement Drift Specification    
Cylinder     424 B     Actual    
Loader Lift     Less than
12 mm (0.5 inch) in 5 minutes        
Loader Tilt    
Loader MP    
Loader Stabilizer     Less than
5 mm (0.2 inch) in 5 minutes.        
Boom     Less than
10 mm (0.4 inch) in 5 minutes        
Stick    
E-Stick    
Bucket    
Table 3
424 B Loader Cycle Time @ Max Engine Speed    
Function     Time in sec.     Actual    
Loader Float     1.9 to 2.5        
Loader Lower     2.4 to 3.5        
Loader Raise (Ground to Stop) ST     3.5 to 5.0        
Loader Bucket Dump (ST)     2.3 to 3.0        
Loader Bucket Rack (ST)     2.0 to 2.8        
Steering     3.0 to 4.0        
Table 4
424B Backhoe Cycle Time @ max Engine Speed    
Function     Time in sec.     Actual    
Boom Lower     2.1 to 3.0        
Boom Raise     2.7 to 3.5        
Bucket Dump     2.0 to 2.7        
Bucket Curl     2.4 to 3.0        
Stick In     3.0 to 3.7        
Stick Out     2.8 to 3.6        
Swing (Stop to Stop)     3.4 to 4.5        
Stab In (Both)     1.5 to 3.0        
Stab Out (Both)     2.4 to 3.5