Big Joe PDS 20 Operator's Manual page 23

Do not handle unstable or loosely stacked
loads. Use special care when handling
long, high or wide loads to avoid losing the
load, striking bystanders or tipping the
truck.
R6722
R63957
Do not handle loads which are higher than
the load backrest or load backrest exten-
sion unless load is secured so that no part
of it could fall backward.
23